20121664041

素因数分解:

$3^2\times {\mathrm{43019}}^1\times {\mathrm{51971}}^1$

素因数の和:94996

約数の個数: 12

約数和(自身を含む): 29065860720

約数和(自身を除く): 8944196679

約数列:

[1, 3, 9, 43019, 51971, 129057, 155913, 387171, 467739, 2235740449, 6707221347, 20121664041]

約数ペア:

[(1, 20121664041), (3, 6707221347), (9, 2235740449), (43019, 467739), (51971, 387171), (129057, 155913)]