19979866704

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{401}}^1\times {\mathrm{577}}^1$

素因数の和:1253

約数の個数: 160

約数和(自身を含む): 59468265216

約数和(自身を除く): 39488398512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 257, 336, 401, 514, 577, 771, 802, 1028, 1154, 1203, 1542, 1604, 1731, 1799, 2056, 2308, 2406, 2807, 3084, 3208, 3462, 3598, 4039, 4112, 4616, 4812, 5397, 5614, 6168, 6416, 6924, 7196, 8078, 8421, 9232, 9624, 10794, 11228, 12117, 12336, 13848, 14392, 16156, 16842, 19248, 21588, 22456, 24234, 27696, 28784, 32312, 33684, 43176, 44912, 48468, 64624, 67368, 86352, 96936, 103057, 134736, 148289, 193872, 206114, 231377, 296578, 309171, 412228, 444867, 462754, 593156, 618342, 694131, 721399, 824456, 889734, 925508, 1038023, 1186312, 1236684, 1388262, 1442798, 1619639, 1648912, 1779468, 1851016, 2076046, 2164197, 2372624, 2473368, 2776524, 2885596, 3114069, 3239278, 3558936, 3702032, 4152092, 4328394, 4858917, 4946736, 5553048, 5771192, 6228138, 6478556, 7117872, 8304184, 8656788, 9717834, 11106096, 11542384, 12456276, 12957112, 16608368, 17313576, 19435668, 24912552, 25914224, 34627152, 38871336, 49825104, 59463889, 77742672, 118927778, 178391667, 237855556, 356783334, 416247223, 475711112, 713566668, 832494446, 951422224, 1248741669, 1427133336, 1664988892, 2497483338, 2854266672, 3329977784, 4994966676, 6659955568, 9989933352, 19979866704]

約数ペア:

[(1, 19979866704), (2, 9989933352), (3, 6659955568), (4, 4994966676), (6, 3329977784), (7, 2854266672), (8, 2497483338), (12, 1664988892), (14, 1427133336), (16, 1248741669), (21, 951422224), (24, 832494446), (28, 713566668), (42, 475711112), (48, 416247223), (56, 356783334), (84, 237855556), (112, 178391667), (168, 118927778), (257, 77742672), (336, 59463889), (401, 49825104), (514, 38871336), (577, 34627152), (771, 25914224), (802, 24912552), (1028, 19435668), (1154, 17313576), (1203, 16608368), (1542, 12957112), (1604, 12456276), (1731, 11542384), (1799, 11106096), (2056, 9717834), (2308, 8656788), (2406, 8304184), (2807, 7117872), (3084, 6478556), (3208, 6228138), (3462, 5771192), (3598, 5553048), (4039, 4946736), (4112, 4858917), (4616, 4328394), (4812, 4152092), (5397, 3702032), (5614, 3558936), (6168, 3239278), (6416, 3114069), (6924, 2885596), (7196, 2776524), (8078, 2473368), (8421, 2372624), (9232, 2164197), (9624, 2076046), (10794, 1851016), (11228, 1779468), (12117, 1648912), (12336, 1619639), (13848, 1442798), (14392, 1388262), (16156, 1236684), (16842, 1186312), (19248, 1038023), (21588, 925508), (22456, 889734), (24234, 824456), (27696, 721399), (28784, 694131), (32312, 618342), (33684, 593156), (43176, 462754), (44912, 444867), (48468, 412228), (64624, 309171), (67368, 296578), (86352, 231377), (96936, 206114), (103057, 193872), (134736, 148289)]