2013381890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{49481}}^1$

素因数の和:49814

約数の個数: 32

約数和(自身を含む): 3915411696

約数和(自身を除く): 1902029806

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 313, 626, 1565, 3130, 4069, 8138, 20345, 40690, 49481, 98962, 247405, 494810, 643253, 1286506, 3216265, 6432530, 15487553, 30975106, 77437765, 154875530, 201338189, 402676378, 1006690945, 2013381890]

約数ペア:

[(1, 2013381890), (2, 1006690945), (5, 402676378), (10, 201338189), (13, 154875530), (26, 77437765), (65, 30975106), (130, 15487553), (313, 6432530), (626, 3216265), (1565, 1286506), (3130, 643253), (4069, 494810), (8138, 247405), (20345, 98962), (40690, 49481)]