18715691868

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{1471}}^1\times {\mathrm{13421}}^1$

素因数の和:14978

約数の個数: 48

約数和(自身を含む): 44256092160

約数和(自身を除く): 25540400292

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 1471, 2942, 4413, 5884, 8826, 13421, 17652, 26842, 40263, 53684, 80526, 116209, 161052, 232418, 348627, 464836, 697254, 1060259, 1394508, 2120518, 3180777, 4241036, 6361554, 12723108, 19742291, 39484582, 59226873, 78969164, 118453746, 236907492, 1559640989, 3119281978, 4678922967, 6238563956, 9357845934, 18715691868]

約数ペア:

[(1, 18715691868), (2, 9357845934), (3, 6238563956), (4, 4678922967), (6, 3119281978), (12, 1559640989), (79, 236907492), (158, 118453746), (237, 78969164), (316, 59226873), (474, 39484582), (948, 19742291), (1471, 12723108), (2942, 6361554), (4413, 4241036), (5884, 3180777), (8826, 2120518), (13421, 1394508), (17652, 1060259), (26842, 697254), (40263, 464836), (53684, 348627), (80526, 232418), (116209, 161052)]