20121943138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{4517}}^1$

素因数の和:4867

約数の個数: 64

約数和(自身を含む): 35811186048

約数和(自身を除く): 15689242910

約数列:

[1, 2, 11, 17, 22, 34, 43, 86, 187, 277, 374, 473, 554, 731, 946, 1462, 3047, 4517, 4709, 6094, 8041, 9034, 9418, 11911, 16082, 23822, 49687, 51799, 76789, 99374, 103598, 131021, 153578, 194231, 202487, 262042, 388462, 404974, 844679, 1251209, 1689358, 2136541, 2227357, 2502418, 3301927, 4273082, 4454714, 6603854, 13763299, 21270553, 27526598, 36321197, 42541106, 53801987, 72642394, 107603974, 233976083, 467952166, 591821857, 914633779, 1183643714, 1829267558, 10060971569, 20121943138]

約数ペア:

[(1, 20121943138), (2, 10060971569), (11, 1829267558), (17, 1183643714), (22, 914633779), (34, 591821857), (43, 467952166), (86, 233976083), (187, 107603974), (277, 72642394), (374, 53801987), (473, 42541106), (554, 36321197), (731, 27526598), (946, 21270553), (1462, 13763299), (3047, 6603854), (4517, 4454714), (4709, 4273082), (6094, 3301927), (8041, 2502418), (9034, 2227357), (9418, 2136541), (11911, 1689358), (16082, 1251209), (23822, 844679), (49687, 404974), (51799, 388462), (76789, 262042), (99374, 202487), (103598, 194231), (131021, 153578)]