31821634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{28463}}^1$

素因数の和:28521

約数の個数: 16

約数和(自身を含む): 52601472

約数和(自身を除く): 20779838

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 28463, 56926, 370019, 740038, 1223909, 2447818, 15910817, 31821634]

約数ペア:

[(1, 31821634), (2, 15910817), (13, 2447818), (26, 1223909), (43, 740038), (86, 370019), (559, 56926), (1118, 28463)]