18356208

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1326

約数の個数: 80

約数和(自身を含む): 53329920

約数和(自身を除く): 34973712

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1279, 1794, 2392, 2558, 3588, 3837, 4784, 5116, 7176, 7674, 10232, 14352, 15348, 16627, 20464, 29417, 30696, 33254, 49881, 58834, 61392, 66508, 88251, 99762, 117668, 133016, 176502, 199524, 235336, 266032, 353004, 382421, 399048, 470672, 706008, 764842, 798096, 1147263, 1412016, 1529684, 2294526, 3059368, 4589052, 6118736, 9178104, 18356208]

約数ペア:

[(1, 18356208), (2, 9178104), (3, 6118736), (4, 4589052), (6, 3059368), (8, 2294526), (12, 1529684), (13, 1412016), (16, 1147263), (23, 798096), (24, 764842), (26, 706008), (39, 470672), (46, 399048), (48, 382421), (52, 353004), (69, 266032), (78, 235336), (92, 199524), (104, 176502), (138, 133016), (156, 117668), (184, 99762), (208, 88251), (276, 66508), (299, 61392), (312, 58834), (368, 49881), (552, 33254), (598, 30696), (624, 29417), (897, 20464), (1104, 16627), (1196, 15348), (1279, 14352), (1794, 10232), (2392, 7674), (2558, 7176), (3588, 5116), (3837, 4784)]