18962476

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{28051}}^1$

素因数の和:28081

約数の個数: 18

約数和(自身を含む): 35934612

約数和(自身を除く): 16972136

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 28051, 56102, 112204, 364663, 729326, 1458652, 4740619, 9481238, 18962476]

約数ペア:

[(1, 18962476), (2, 9481238), (4, 4740619), (13, 1458652), (26, 729326), (52, 364663), (169, 112204), (338, 56102), (676, 28051)]