20138041832

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{50867}}^1$

素因数の和:51002

約数の個数: 64

約数和(自身を含む): 41532704640

約数和(自身を除く): 21394662808

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 71, 82, 136, 142, 164, 284, 328, 568, 697, 1207, 1394, 2414, 2788, 2911, 4828, 5576, 5822, 9656, 11644, 23288, 49487, 50867, 98974, 101734, 197948, 203468, 395896, 406936, 864739, 1729478, 2085547, 3458956, 3611557, 4171094, 6917912, 7223114, 8342188, 14446228, 16684376, 28892456, 35454299, 61396469, 70908598, 122792938, 141817196, 148073837, 245585876, 283634392, 296147674, 491171752, 592295348, 1184590696, 2517255229, 5034510458, 10069020916, 20138041832]

約数ペア:

[(1, 20138041832), (2, 10069020916), (4, 5034510458), (8, 2517255229), (17, 1184590696), (34, 592295348), (41, 491171752), (68, 296147674), (71, 283634392), (82, 245585876), (136, 148073837), (142, 141817196), (164, 122792938), (284, 70908598), (328, 61396469), (568, 35454299), (697, 28892456), (1207, 16684376), (1394, 14446228), (2414, 8342188), (2788, 7223114), (2911, 6917912), (4828, 4171094), (5576, 3611557), (5822, 3458956), (9656, 2085547), (11644, 1729478), (23288, 864739), (49487, 406936), (50867, 395896), (98974, 203468), (101734, 197948)]