8900389628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{406559}}^1$

素因数の和:406997

約数の個数: 24

約数和(自身を含む): 16813695360

約数和(自身を除く): 7913305732

約数列:

[1, 2, 4, 13, 26, 52, 421, 842, 1684, 5473, 10946, 21892, 406559, 813118, 1626236, 5285267, 10570534, 21141068, 171161339, 342322678, 684645356, 2225097407, 4450194814, 8900389628]

約数ペア:

[(1, 8900389628), (2, 4450194814), (4, 2225097407), (13, 684645356), (26, 342322678), (52, 171161339), (421, 21141068), (842, 10570534), (1684, 5285267), (5473, 1626236), (10946, 813118), (21892, 406559)]