20163312416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{115679}}^1$

素因数の和:116121

約数の個数: 48

約数和(自身を含む): 42852499200

約数和(自身を除く): 22689186784

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 419, 838, 1676, 3352, 5447, 6704, 10894, 13408, 21788, 43576, 87152, 115679, 174304, 231358, 462716, 925432, 1503827, 1850864, 3007654, 3701728, 6015308, 12030616, 24061232, 48122464, 48469501, 96939002, 193878004, 387756008, 630103513, 775512016, 1260207026, 1551024032, 2520414052, 5040828104, 10081656208, 20163312416]

約数ペア:

[(1, 20163312416), (2, 10081656208), (4, 5040828104), (8, 2520414052), (13, 1551024032), (16, 1260207026), (26, 775512016), (32, 630103513), (52, 387756008), (104, 193878004), (208, 96939002), (416, 48469501), (419, 48122464), (838, 24061232), (1676, 12030616), (3352, 6015308), (5447, 3701728), (6704, 3007654), (10894, 1850864), (13408, 1503827), (21788, 925432), (43576, 462716), (87152, 231358), (115679, 174304)]