20759032

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 46425600

約数和(自身を除く): 25666568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 61, 103, 118, 122, 206, 236, 244, 412, 413, 427, 472, 488, 721, 824, 826, 854, 1442, 1652, 1708, 2884, 3304, 3416, 3599, 5768, 6077, 6283, 7198, 12154, 12566, 14396, 24308, 25132, 25193, 28792, 42539, 43981, 48616, 50264, 50386, 85078, 87962, 100772, 170156, 175924, 201544, 340312, 351848, 370697, 741394, 1482788, 2594879, 2965576, 5189758, 10379516, 20759032]

約数ペア:

[(1, 20759032), (2, 10379516), (4, 5189758), (7, 2965576), (8, 2594879), (14, 1482788), (28, 741394), (56, 370697), (59, 351848), (61, 340312), (103, 201544), (118, 175924), (122, 170156), (206, 100772), (236, 87962), (244, 85078), (412, 50386), (413, 50264), (427, 48616), (472, 43981), (488, 42539), (721, 28792), (824, 25193), (826, 25132), (854, 24308), (1442, 14396), (1652, 12566), (1708, 12154), (2884, 7198), (3304, 6283), (3416, 6077), (3599, 5768)]