31423568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9397}}^1$

素因数の和:9435

約数の個数: 40

約数和(自身を含む): 69921120

約数和(自身を除く): 38497552

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 9397, 18794, 37588, 75176, 103367, 150352, 178543, 206734, 357086, 413468, 714172, 826936, 1428344, 1653872, 1963973, 2856688, 3927946, 7855892, 15711784, 31423568]

約数ペア:

[(1, 31423568), (2, 15711784), (4, 7855892), (8, 3927946), (11, 2856688), (16, 1963973), (19, 1653872), (22, 1428344), (38, 826936), (44, 714172), (76, 413468), (88, 357086), (152, 206734), (176, 178543), (209, 150352), (304, 103367), (418, 75176), (836, 37588), (1672, 18794), (3344, 9397)]