20498616

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{2207}}^1$

素因数の和:2265

約数の個数: 64

約数和(自身を含む): 58291200

約数和(自身を除く): 37792584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2207, 2322, 3096, 4414, 4644, 6621, 8828, 9288, 13242, 17656, 19863, 26484, 39726, 52968, 59589, 79452, 94901, 119178, 158904, 189802, 238356, 284703, 379604, 476712, 569406, 759208, 854109, 1138812, 1708218, 2277624, 2562327, 3416436, 5124654, 6832872, 10249308, 20498616]

約数ペア:

[(1, 20498616), (2, 10249308), (3, 6832872), (4, 5124654), (6, 3416436), (8, 2562327), (9, 2277624), (12, 1708218), (18, 1138812), (24, 854109), (27, 759208), (36, 569406), (43, 476712), (54, 379604), (72, 284703), (86, 238356), (108, 189802), (129, 158904), (172, 119178), (216, 94901), (258, 79452), (344, 59589), (387, 52968), (516, 39726), (774, 26484), (1032, 19863), (1161, 17656), (1548, 13242), (2207, 9288), (2322, 8828), (3096, 6621), (4414, 4644)]