18446568040

素因数分解:

$2^3\times 5^1\times {\mathrm{461164201}}^1$

素因数の和:461164212

約数の個数: 16

約数和(自身を含む): 41504778180

約数和(自身を除く): 23058210140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461164201, 922328402, 1844656804, 2305821005, 3689313608, 4611642010, 9223284020, 18446568040]

約数ペア:

[(1, 18446568040), (2, 9223284020), (4, 4611642010), (5, 3689313608), (8, 2305821005), (10, 1844656804), (20, 922328402), (40, 461164201)]