13215438

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{19843}}^1$

素因数の和:19888

約数の個数: 24

約数和(自身を含む): 29408808

約数和(自身を除く): 16193370

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 19843, 39686, 59529, 119058, 178587, 357174, 734191, 1468382, 2202573, 4405146, 6607719, 13215438]

約数ペア:

[(1, 13215438), (2, 6607719), (3, 4405146), (6, 2202573), (9, 1468382), (18, 734191), (37, 357174), (74, 178587), (111, 119058), (222, 59529), (333, 39686), (666, 19843)]