20753486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 34715520

約数和(自身を除く): 13962034

約数列:

[1, 2, 13, 26, 59, 83, 118, 163, 166, 326, 767, 1079, 1534, 2119, 2158, 4238, 4897, 9617, 9794, 13529, 19234, 27058, 63661, 125021, 127322, 175877, 250042, 351754, 798211, 1596422, 10376743, 20753486]

約数ペア:

[(1, 20753486), (2, 10376743), (13, 1596422), (26, 798211), (59, 351754), (83, 250042), (118, 175877), (163, 127322), (166, 125021), (326, 63661), (767, 27058), (1079, 19234), (1534, 13529), (2119, 9794), (2158, 9617), (4238, 4897)]