18811286928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{18661991}}^1$

素因数の和:18662012

約数の個数: 60

約数和(自身を含む): 60166262208

約数和(自身を除く): 41354975280

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 18661991, 37323982, 55985973, 74647964, 111971946, 130633937, 149295928, 167957919, 223943892, 261267874, 298591856, 335915838, 391901811, 447887784, 522535748, 671831676, 783803622, 895775568, 1045071496, 1175705433, 1343663352, 1567607244, 2090142992, 2351410866, 2687326704, 3135214488, 4702821732, 6270428976, 9405643464, 18811286928]

約数ペア:

[(1, 18811286928), (2, 9405643464), (3, 6270428976), (4, 4702821732), (6, 3135214488), (7, 2687326704), (8, 2351410866), (9, 2090142992), (12, 1567607244), (14, 1343663352), (16, 1175705433), (18, 1045071496), (21, 895775568), (24, 783803622), (28, 671831676), (36, 522535748), (42, 447887784), (48, 391901811), (56, 335915838), (63, 298591856), (72, 261267874), (84, 223943892), (112, 167957919), (126, 149295928), (144, 130633937), (168, 111971946), (252, 74647964), (336, 55985973), (504, 37323982), (1008, 18661991)]