18661656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 52176960

約数和(自身を除く): 33515304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 78, 86, 104, 107, 129, 156, 169, 172, 214, 258, 312, 321, 338, 344, 428, 507, 516, 559, 642, 676, 856, 1014, 1032, 1118, 1284, 1352, 1391, 1677, 2028, 2236, 2568, 2782, 3354, 4056, 4173, 4472, 4601, 5564, 6708, 7267, 8346, 9202, 11128, 13416, 13803, 14534, 16692, 18083, 18404, 21801, 27606, 29068, 33384, 36166, 36808, 43602, 54249, 55212, 58136, 59813, 72332, 87204, 108498, 110424, 119626, 144664, 174408, 179439, 216996, 239252, 358878, 433992, 478504, 717756, 777569, 1435512, 1555138, 2332707, 3110276, 4665414, 6220552, 9330828, 18661656]

約数ペア:

[(1, 18661656), (2, 9330828), (3, 6220552), (4, 4665414), (6, 3110276), (8, 2332707), (12, 1555138), (13, 1435512), (24, 777569), (26, 717756), (39, 478504), (43, 433992), (52, 358878), (78, 239252), (86, 216996), (104, 179439), (107, 174408), (129, 144664), (156, 119626), (169, 110424), (172, 108498), (214, 87204), (258, 72332), (312, 59813), (321, 58136), (338, 55212), (344, 54249), (428, 43602), (507, 36808), (516, 36166), (559, 33384), (642, 29068), (676, 27606), (856, 21801), (1014, 18404), (1032, 18083), (1118, 16692), (1284, 14534), (1352, 13803), (1391, 13416), (1677, 11128), (2028, 9202), (2236, 8346), (2568, 7267), (2782, 6708), (3354, 5564), (4056, 4601), (4173, 4472)]