18710224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3911}}^1$

素因数の和:3955

約数の個数: 40

約数和(自身を含む): 40747392

約数和(自身を除く): 22037168

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 3911, 4784, 7822, 15644, 31288, 50843, 62576, 89953, 101686, 179906, 203372, 359812, 406744, 719624, 813488, 1169389, 1439248, 2338778, 4677556, 9355112, 18710224]

約数ペア:

[(1, 18710224), (2, 9355112), (4, 4677556), (8, 2338778), (13, 1439248), (16, 1169389), (23, 813488), (26, 719624), (46, 406744), (52, 359812), (92, 203372), (104, 179906), (184, 101686), (208, 89953), (299, 62576), (368, 50843), (598, 31288), (1196, 15644), (2392, 7822), (3911, 4784)]