31508698

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1378

約数の個数: 24

約数和(自身を含む): 51920028

約数和(自身を除く): 20411330

約数列:

[1, 2, 13, 26, 73, 146, 169, 338, 949, 1277, 1898, 2554, 12337, 16601, 24674, 33202, 93221, 186442, 215813, 431626, 1211873, 2423746, 15754349, 31508698]

約数ペア:

[(1, 31508698), (2, 15754349), (13, 2423746), (26, 1211873), (73, 431626), (146, 215813), (169, 186442), (338, 93221), (949, 33202), (1277, 24674), (1898, 16601), (2554, 12337)]