20208045318

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1091}}^1\times {\mathrm{1699}}^1$

素因数の和:2897

約数の個数: 64

約数和(自身を含む): 42771456000

約数和(自身を除く): 22563410682

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 138, 158, 237, 474, 1091, 1699, 1817, 2182, 3273, 3398, 3634, 5097, 5451, 6546, 10194, 10902, 25093, 39077, 50186, 75279, 78154, 86189, 117231, 134221, 150558, 172378, 234462, 258567, 268442, 402663, 517134, 805326, 1853609, 1982347, 3087083, 3707218, 3964694, 5560827, 5947041, 6174166, 9261249, 11121654, 11894082, 18522498, 42633007, 85266014, 127899021, 146435111, 255798042, 292870222, 439305333, 878610666, 3368007553, 6736015106, 10104022659, 20208045318]

約数ペア:

[(1, 20208045318), (2, 10104022659), (3, 6736015106), (6, 3368007553), (23, 878610666), (46, 439305333), (69, 292870222), (79, 255798042), (138, 146435111), (158, 127899021), (237, 85266014), (474, 42633007), (1091, 18522498), (1699, 11894082), (1817, 11121654), (2182, 9261249), (3273, 6174166), (3398, 5947041), (3634, 5560827), (5097, 3964694), (5451, 3707218), (6546, 3087083), (10194, 1982347), (10902, 1853609), (25093, 805326), (39077, 517134), (50186, 402663), (75279, 268442), (78154, 258567), (86189, 234462), (117231, 172378), (134221, 150558)]