20179940739

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{82393}}^1$

素因数の和:82619

約数の個数: 32

約数和(自身を含む): 31322903040

約数和(自身を除く): 11142962301

約数列:

[1, 3, 7, 21, 107, 109, 321, 327, 749, 763, 2247, 2289, 11663, 34989, 81641, 82393, 244923, 247179, 576751, 1730253, 8816051, 8980837, 26448153, 26942511, 61712357, 62865859, 185137071, 188597577, 960949559, 2882848677, 6726646913, 20179940739]

約数ペア:

[(1, 20179940739), (3, 6726646913), (7, 2882848677), (21, 960949559), (107, 188597577), (109, 185137071), (321, 62865859), (327, 61712357), (749, 26942511), (763, 26448153), (2247, 8980837), (2289, 8816051), (11663, 1730253), (34989, 576751), (81641, 247179), (82393, 244923)]