9997936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:769

約数の個数: 40

約数和(自身を含む): 21186144

約数和(自身を除く): 11188208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 677, 923, 1136, 1354, 1846, 2708, 3692, 5416, 7384, 8801, 10832, 14768, 17602, 35204, 48067, 70408, 96134, 140816, 192268, 384536, 624871, 769072, 1249742, 2499484, 4998968, 9997936]

約数ペア:

[(1, 9997936), (2, 4998968), (4, 2499484), (8, 1249742), (13, 769072), (16, 624871), (26, 384536), (52, 192268), (71, 140816), (104, 96134), (142, 70408), (208, 48067), (284, 35204), (568, 17602), (677, 14768), (923, 10832), (1136, 8801), (1354, 7384), (1846, 5416), (2708, 3692)]