20172652816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40670671}}^1$

素因数の和:40670710

約数の個数: 20

約数和(自身を含む): 40345306624

約数和(自身を除く): 20172653808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40670671, 81341342, 162682684, 325365368, 650730736, 1260790801, 2521581602, 5043163204, 10086326408, 20172652816]

約数ペア:

[(1, 20172652816), (2, 10086326408), (4, 5043163204), (8, 2521581602), (16, 1260790801), (31, 650730736), (62, 325365368), (124, 162682684), (248, 81341342), (496, 40670671)]