20164872

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1319}}^1$

素因数の和:1355

約数の個数: 96

約数和(自身を含む): 63201600

約数和(自身を除く): 43036728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 147, 156, 168, 182, 196, 273, 294, 312, 364, 392, 546, 588, 637, 728, 1092, 1176, 1274, 1319, 1911, 2184, 2548, 2638, 3822, 3957, 5096, 5276, 7644, 7914, 9233, 10552, 15288, 15828, 17147, 18466, 27699, 31656, 34294, 36932, 51441, 55398, 64631, 68588, 73864, 102882, 110796, 120029, 129262, 137176, 193893, 205764, 221592, 240058, 258524, 360087, 387786, 411528, 480116, 517048, 720174, 775572, 840203, 960232, 1440348, 1551144, 1680406, 2520609, 2880696, 3360812, 5041218, 6721624, 10082436, 20164872]

約数ペア:

[(1, 20164872), (2, 10082436), (3, 6721624), (4, 5041218), (6, 3360812), (7, 2880696), (8, 2520609), (12, 1680406), (13, 1551144), (14, 1440348), (21, 960232), (24, 840203), (26, 775572), (28, 720174), (39, 517048), (42, 480116), (49, 411528), (52, 387786), (56, 360087), (78, 258524), (84, 240058), (91, 221592), (98, 205764), (104, 193893), (147, 137176), (156, 129262), (168, 120029), (182, 110796), (196, 102882), (273, 73864), (294, 68588), (312, 64631), (364, 55398), (392, 51441), (546, 36932), (588, 34294), (637, 31656), (728, 27699), (1092, 18466), (1176, 17147), (1274, 15828), (1319, 15288), (1911, 10552), (2184, 9233), (2548, 7914), (2638, 7644), (3822, 5276), (3957, 5096)]