19636604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4243}}^1$

素因数の和:4349

約数の個数: 24

約数和(自身を含む): 37432080

約数和(自身を除く): 17795476

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4243, 4628, 8486, 16972, 55159, 110318, 220636, 377627, 755254, 1510508, 4909151, 9818302, 19636604]

約数ペア:

[(1, 19636604), (2, 9818302), (4, 4909151), (13, 1510508), (26, 755254), (52, 377627), (89, 220636), (178, 110318), (356, 55159), (1157, 16972), (2314, 8486), (4243, 4628)]