239647456

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{394157}}^1$

素因数の和:394186

約数の個数: 24

約数和(自身を含む): 496639080

約数和(自身を除く): 256991624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 394157, 788314, 1576628, 3153256, 6306512, 7488983, 12613024, 14977966, 29955932, 59911864, 119823728, 239647456]

約数ペア:

[(1, 239647456), (2, 119823728), (4, 59911864), (8, 29955932), (16, 14977966), (19, 12613024), (32, 7488983), (38, 6306512), (76, 3153256), (152, 1576628), (304, 788314), (608, 394157)]