20331195

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1963

約数の個数: 32

約数和(自身を含む): 35057664

約数和(自身を除く): 14726469

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 1901, 2139, 3565, 5703, 9505, 10695, 28515, 43723, 58931, 131169, 176793, 218615, 294655, 655845, 883965, 1355413, 4066239, 6777065, 20331195]

約数ペア:

[(1, 20331195), (3, 6777065), (5, 4066239), (15, 1355413), (23, 883965), (31, 655845), (69, 294655), (93, 218615), (115, 176793), (155, 131169), (345, 58931), (465, 43723), (713, 28515), (1901, 10695), (2139, 9505), (3565, 5703)]