20195058

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11257}}^1$

素因数の和:11298

約数の個数: 32

約数和(自身を含む): 45392256

約数和(自身を除く): 25197198

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11257, 22514, 33771, 67542, 146341, 258911, 292682, 439023, 517822, 776733, 878046, 1553466, 3365843, 6731686, 10097529, 20195058]

約数ペア:

[(1, 20195058), (2, 10097529), (3, 6731686), (6, 3365843), (13, 1553466), (23, 878046), (26, 776733), (39, 517822), (46, 439023), (69, 292682), (78, 258911), (138, 146341), (299, 67542), (598, 33771), (897, 22514), (1794, 11257)]