18126392

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 38016000

約数和(自身を除く): 19889608

約数列:

[1, 2, 4, 8, 23, 29, 43, 46, 58, 79, 86, 92, 116, 158, 172, 184, 232, 316, 344, 632, 667, 989, 1247, 1334, 1817, 1978, 2291, 2494, 2668, 3397, 3634, 3956, 4582, 4988, 5336, 6794, 7268, 7912, 9164, 9976, 13588, 14536, 18328, 27176, 28681, 52693, 57362, 78131, 98513, 105386, 114724, 156262, 197026, 210772, 229448, 312524, 394052, 421544, 625048, 788104, 2265799, 4531598, 9063196, 18126392]

約数ペア:

[(1, 18126392), (2, 9063196), (4, 4531598), (8, 2265799), (23, 788104), (29, 625048), (43, 421544), (46, 394052), (58, 312524), (79, 229448), (86, 210772), (92, 197026), (116, 156262), (158, 114724), (172, 105386), (184, 98513), (232, 78131), (316, 57362), (344, 52693), (632, 28681), (667, 27176), (989, 18328), (1247, 14536), (1334, 13588), (1817, 9976), (1978, 9164), (2291, 7912), (2494, 7268), (2668, 6794), (3397, 5336), (3634, 4988), (3956, 4582)]