20123691832

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{45013}}^1$

素因数の和:45136

約数の個数: 64

約数和(自身を含む): 40836700800

約数和(自身を除く): 20713008968

約数列:

[1, 2, 4, 8, 29, 41, 47, 58, 82, 94, 116, 164, 188, 232, 328, 376, 1189, 1363, 1927, 2378, 2726, 3854, 4756, 5452, 7708, 9512, 10904, 15416, 45013, 55883, 90026, 111766, 180052, 223532, 360104, 447064, 1305377, 1845533, 2115611, 2610754, 3691066, 4231222, 5221508, 7382132, 8462444, 10443016, 14764264, 16924888, 53520457, 61352719, 86740051, 107040914, 122705438, 173480102, 214081828, 245410876, 346960204, 428163656, 490821752, 693920408, 2515461479, 5030922958, 10061845916, 20123691832]

約数ペア:

[(1, 20123691832), (2, 10061845916), (4, 5030922958), (8, 2515461479), (29, 693920408), (41, 490821752), (47, 428163656), (58, 346960204), (82, 245410876), (94, 214081828), (116, 173480102), (164, 122705438), (188, 107040914), (232, 86740051), (328, 61352719), (376, 53520457), (1189, 16924888), (1363, 14764264), (1927, 10443016), (2378, 8462444), (2726, 7382132), (3854, 5221508), (4756, 4231222), (5452, 3691066), (7708, 2610754), (9512, 2115611), (10904, 1845533), (15416, 1305377), (45013, 447064), (55883, 360104), (90026, 223532), (111766, 180052)]