20714616

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2459}}^1$

素因数の和:2490

約数の個数: 80

約数和(自身を含む): 62508600

約数和(自身を除く): 41793984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2459, 2808, 4212, 4918, 7377, 8424, 9836, 14754, 19672, 22131, 29508, 31967, 44262, 59016, 63934, 66393, 88524, 95901, 127868, 132786, 177048, 191802, 199179, 255736, 265572, 287703, 383604, 398358, 531144, 575406, 767208, 796716, 863109, 1150812, 1593432, 1726218, 2301624, 2589327, 3452436, 5178654, 6904872, 10357308, 20714616]

約数ペア:

[(1, 20714616), (2, 10357308), (3, 6904872), (4, 5178654), (6, 3452436), (8, 2589327), (9, 2301624), (12, 1726218), (13, 1593432), (18, 1150812), (24, 863109), (26, 796716), (27, 767208), (36, 575406), (39, 531144), (52, 398358), (54, 383604), (72, 287703), (78, 265572), (81, 255736), (104, 199179), (108, 191802), (117, 177048), (156, 132786), (162, 127868), (216, 95901), (234, 88524), (312, 66393), (324, 63934), (351, 59016), (468, 44262), (648, 31967), (702, 29508), (936, 22131), (1053, 19672), (1404, 14754), (2106, 9836), (2459, 8424), (2808, 7377), (4212, 4918)]