18152277

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 13781163

約数列:

[1, 3, 11, 13, 17, 19, 33, 39, 51, 57, 131, 143, 187, 209, 221, 247, 323, 393, 429, 561, 627, 663, 741, 969, 1441, 1703, 2227, 2431, 2489, 2717, 3553, 4199, 4323, 5109, 6681, 7293, 7467, 8151, 10659, 12597, 18733, 24497, 27379, 28951, 32357, 42313, 46189, 56199, 73491, 82137, 86853, 97071, 126939, 138567, 318461, 355927, 465443, 550069, 955383, 1067781, 1396329, 1650207, 6050759, 18152277]

約数ペア:

[(1, 18152277), (3, 6050759), (11, 1650207), (13, 1396329), (17, 1067781), (19, 955383), (33, 550069), (39, 465443), (51, 355927), (57, 318461), (131, 138567), (143, 126939), (187, 97071), (209, 86853), (221, 82137), (247, 73491), (323, 56199), (393, 46189), (429, 42313), (561, 32357), (627, 28951), (663, 27379), (741, 24497), (969, 18733), (1441, 12597), (1703, 10659), (2227, 8151), (2431, 7467), (2489, 7293), (2717, 6681), (3553, 5109), (4199, 4323)]