20153392

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1747}}^1$

素因数の和:1865

約数の個数: 40

約数和(自身を含む): 45084416

約数和(自身を除く): 24931024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 1747, 2884, 3494, 5768, 6988, 11536, 12229, 13976, 24458, 27952, 48916, 97832, 179941, 195664, 359882, 719764, 1259587, 1439528, 2519174, 2879056, 5038348, 10076696, 20153392]

約数ペア:

[(1, 20153392), (2, 10076696), (4, 5038348), (7, 2879056), (8, 2519174), (14, 1439528), (16, 1259587), (28, 719764), (56, 359882), (103, 195664), (112, 179941), (206, 97832), (412, 48916), (721, 27952), (824, 24458), (1442, 13976), (1648, 12229), (1747, 11536), (2884, 6988), (3494, 5768)]