19943482

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45121}}^1$

素因数の和:45153

約数の個数: 16

約数和(自身を含む): 34112232

約数和(自身を除く): 14168750

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 45121, 90242, 586573, 767057, 1173146, 1534114, 9971741, 19943482]

約数ペア:

[(1, 19943482), (2, 9971741), (13, 1534114), (17, 1173146), (26, 767057), (34, 586573), (221, 90242), (442, 45121)]