20397624

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 56920320

約数和(自身を除く): 36522696

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 94, 104, 107, 141, 156, 169, 188, 214, 282, 312, 321, 338, 376, 428, 507, 564, 611, 642, 676, 856, 1014, 1128, 1222, 1284, 1352, 1391, 1833, 2028, 2444, 2568, 2782, 3666, 4056, 4173, 4888, 5029, 5564, 7332, 7943, 8346, 10058, 11128, 14664, 15087, 15886, 16692, 18083, 20116, 23829, 30174, 31772, 33384, 36166, 40232, 47658, 54249, 60348, 63544, 65377, 72332, 95316, 108498, 120696, 130754, 144664, 190632, 196131, 216996, 261508, 392262, 433992, 523016, 784524, 849901, 1569048, 1699802, 2549703, 3399604, 5099406, 6799208, 10198812, 20397624]

約数ペア:

[(1, 20397624), (2, 10198812), (3, 6799208), (4, 5099406), (6, 3399604), (8, 2549703), (12, 1699802), (13, 1569048), (24, 849901), (26, 784524), (39, 523016), (47, 433992), (52, 392262), (78, 261508), (94, 216996), (104, 196131), (107, 190632), (141, 144664), (156, 130754), (169, 120696), (188, 108498), (214, 95316), (282, 72332), (312, 65377), (321, 63544), (338, 60348), (376, 54249), (428, 47658), (507, 40232), (564, 36166), (611, 33384), (642, 31772), (676, 30174), (856, 23829), (1014, 20116), (1128, 18083), (1222, 16692), (1284, 15886), (1352, 15087), (1391, 14664), (1833, 11128), (2028, 10058), (2444, 8346), (2568, 7943), (2782, 7332), (3666, 5564), (4056, 5029), (4173, 4888)]