38971216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{78571}}^1$

素因数の和:78610

約数の個数: 20

約数和(自身を含む): 77943424

約数和(自身を除く): 38972208

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 78571, 157142, 314284, 628568, 1257136, 2435701, 4871402, 9742804, 19485608, 38971216]

約数ペア:

[(1, 38971216), (2, 19485608), (4, 9742804), (8, 4871402), (16, 2435701), (31, 1257136), (62, 628568), (124, 314284), (248, 157142), (496, 78571)]