19625764

素因数分解:

$2^2\times {\mathrm{991}}^1\times {\mathrm{4951}}^1$

素因数の和:5946

約数の個数: 12

約数和(自身を含む): 34386688

約数和(自身を除く): 14760924

約数列:

[1, 2, 4, 991, 1982, 3964, 4951, 9902, 19804, 4906441, 9812882, 19625764]

約数ペア:

[(1, 19625764), (2, 9812882), (4, 4906441), (991, 19804), (1982, 9902), (3964, 4951)]