163963792

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:847

約数の個数: 40

約数和(自身を含む): 323006112

約数和(自身を除く): 159042320

約数列:

[1, 2, 4, 8, 16, 131, 137, 262, 274, 524, 548, 571, 1048, 1096, 1142, 2096, 2192, 2284, 4568, 9136, 17947, 35894, 71788, 74801, 78227, 143576, 149602, 156454, 287152, 299204, 312908, 598408, 625816, 1196816, 1251632, 10247737, 20495474, 40990948, 81981896, 163963792]

約数ペア:

[(1, 163963792), (2, 81981896), (4, 40990948), (8, 20495474), (16, 10247737), (131, 1251632), (137, 1196816), (262, 625816), (274, 598408), (524, 312908), (548, 299204), (571, 287152), (1048, 156454), (1096, 149602), (1142, 143576), (2096, 78227), (2192, 74801), (2284, 71788), (4568, 35894), (9136, 17947)]