20040147

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 29731728

約数和(自身を除く): 9691581

約数列:

[1, 3, 9, 61, 173, 183, 211, 519, 549, 633, 1557, 1899, 10553, 12871, 31659, 36503, 38613, 94977, 109509, 115839, 328527, 2226683, 6680049, 20040147]

約数ペア:

[(1, 20040147), (3, 6680049), (9, 2226683), (61, 328527), (173, 115839), (183, 109509), (211, 94977), (519, 38613), (549, 36503), (633, 31659), (1557, 12871), (1899, 10553)]