18894752008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{1117}}^1$

素因数の和:1371

約数の個数: 128

約数和(自身を含む): 41600332800

約数和(自身を除く): 22705580792

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 67, 76, 88, 134, 151, 152, 209, 268, 302, 418, 536, 604, 737, 836, 1117, 1208, 1273, 1474, 1661, 1672, 2234, 2546, 2869, 2948, 3322, 4468, 5092, 5738, 5896, 6644, 8936, 10117, 10184, 11476, 12287, 13288, 14003, 20234, 21223, 22952, 24574, 28006, 31559, 40468, 42446, 49148, 56012, 63118, 74839, 80936, 84892, 98296, 111287, 112024, 126236, 149678, 168667, 169784, 192223, 222574, 233453, 252472, 299356, 337334, 384446, 445148, 466906, 598712, 674668, 768892, 823229, 890296, 933812, 1349336, 1421941, 1537784, 1646458, 1855337, 1867624, 2114453, 2843882, 3204673, 3292916, 3710674, 4228906, 5687764, 6409346, 6585832, 7421348, 8457812, 11300689, 11375528, 12818692, 14842696, 15641351, 16915624, 22601378, 25637384, 31282702, 35251403, 45202756, 62565404, 70502806, 90405512, 124307579, 125130808, 141005612, 214713091, 248615158, 282011224, 429426182, 497230316, 858852364, 994460632, 1717704728, 2361844001, 4723688002, 9447376004, 18894752008]

約数ペア:

[(1, 18894752008), (2, 9447376004), (4, 4723688002), (8, 2361844001), (11, 1717704728), (19, 994460632), (22, 858852364), (38, 497230316), (44, 429426182), (67, 282011224), (76, 248615158), (88, 214713091), (134, 141005612), (151, 125130808), (152, 124307579), (209, 90405512), (268, 70502806), (302, 62565404), (418, 45202756), (536, 35251403), (604, 31282702), (737, 25637384), (836, 22601378), (1117, 16915624), (1208, 15641351), (1273, 14842696), (1474, 12818692), (1661, 11375528), (1672, 11300689), (2234, 8457812), (2546, 7421348), (2869, 6585832), (2948, 6409346), (3322, 5687764), (4468, 4228906), (5092, 3710674), (5738, 3292916), (5896, 3204673), (6644, 2843882), (8936, 2114453), (10117, 1867624), (10184, 1855337), (11476, 1646458), (12287, 1537784), (13288, 1421941), (14003, 1349336), (20234, 933812), (21223, 890296), (22952, 823229), (24574, 768892), (28006, 674668), (31559, 598712), (40468, 466906), (42446, 445148), (49148, 384446), (56012, 337334), (63118, 299356), (74839, 252472), (80936, 233453), (84892, 222574), (98296, 192223), (111287, 169784), (112024, 168667), (126236, 149678)]