20003082911

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1\times {\mathrm{3691}}^1$

素因数の和:4583

約数の個数: 32

約数和(自身を含む): 24472820736

約数和(自身を除く): 4469737825

約数列:

[1, 7, 23, 41, 161, 287, 821, 943, 3691, 5747, 6601, 18883, 25837, 33661, 84893, 132181, 151331, 235627, 594251, 774203, 1059317, 3030311, 3480613, 5419421, 21212177, 24364291, 69697153, 124242751, 487880071, 869699257, 2857583273, 20003082911]

約数ペア:

[(1, 20003082911), (7, 2857583273), (23, 869699257), (41, 487880071), (161, 124242751), (287, 69697153), (821, 24364291), (943, 21212177), (3691, 5419421), (5747, 3480613), (6601, 3030311), (18883, 1059317), (25837, 774203), (33661, 594251), (84893, 235627), (132181, 151331)]