20120971748

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{659531}}^1$

素因数の和:659827

約数の個数: 24

約数和(自身を含む): 36564454080

約数和(自身を除く): 16443482332

約数列:

[1, 2, 4, 29, 58, 116, 263, 526, 1052, 7627, 15254, 30508, 659531, 1319062, 2638124, 19126399, 38252798, 76505596, 173456653, 346913306, 693826612, 5030242937, 10060485874, 20120971748]

約数ペア:

[(1, 20120971748), (2, 10060485874), (4, 5030242937), (29, 693826612), (58, 346913306), (116, 173456653), (263, 76505596), (526, 38252798), (1052, 19126399), (7627, 2638124), (15254, 1319062), (30508, 659531)]