1623874864

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{15767}}^1$

素因数の和:15973

約数の個数: 40

約数和(自身を含む): 3243729888

約数和(自身を除く): 1619855024

約数列:

[1, 2, 4, 8, 16, 41, 82, 157, 164, 314, 328, 628, 656, 1256, 2512, 6437, 12874, 15767, 25748, 31534, 51496, 63068, 102992, 126136, 252272, 646447, 1292894, 2475419, 2585788, 4950838, 5171576, 9901676, 10343152, 19803352, 39606704, 101492179, 202984358, 405968716, 811937432, 1623874864]

約数ペア:

[(1, 1623874864), (2, 811937432), (4, 405968716), (8, 202984358), (16, 101492179), (41, 39606704), (82, 19803352), (157, 10343152), (164, 9901676), (314, 5171576), (328, 4950838), (628, 2585788), (656, 2475419), (1256, 1292894), (2512, 646447), (6437, 252272), (12874, 126136), (15767, 102992), (25748, 63068), (31534, 51496)]