31840004

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1057

約数の個数: 48

約数和(自身を含む): 67872000

約数和(自身を除く): 36031996

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 644, 686, 1009, 1127, 1372, 2018, 2254, 4036, 4508, 7063, 7889, 14126, 15778, 23207, 28252, 31556, 46414, 49441, 92828, 98882, 162449, 197764, 324898, 346087, 649796, 692174, 1137143, 1384348, 2274286, 4548572, 7960001, 15920002, 31840004]

約数ペア:

[(1, 31840004), (2, 15920002), (4, 7960001), (7, 4548572), (14, 2274286), (23, 1384348), (28, 1137143), (46, 692174), (49, 649796), (92, 346087), (98, 324898), (161, 197764), (196, 162449), (322, 98882), (343, 92828), (644, 49441), (686, 46414), (1009, 31556), (1127, 28252), (1372, 23207), (2018, 15778), (2254, 14126), (4036, 7889), (4508, 7063)]