12215984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2239}}^1$

素因数の和:2289

約数の個数: 40

約数和(自身を含む): 26664960

約数和(自身を除く): 14448976

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2239, 2728, 4478, 5456, 8956, 17912, 24629, 35824, 49258, 69409, 98516, 138818, 197032, 277636, 394064, 555272, 763499, 1110544, 1526998, 3053996, 6107992, 12215984]

約数ペア:

[(1, 12215984), (2, 6107992), (4, 3053996), (8, 1526998), (11, 1110544), (16, 763499), (22, 555272), (31, 394064), (44, 277636), (62, 197032), (88, 138818), (124, 98516), (176, 69409), (248, 49258), (341, 35824), (496, 24629), (682, 17912), (1364, 8956), (2239, 5456), (2728, 4478)]