18540663752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9382927}}^1$

素因数の和:9382965

約数の個数: 32

約数和(自身を含む): 39408297600

約数和(自身を除く): 20867633848

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9382927, 18765854, 37531708, 75063416, 121978051, 178275613, 243956102, 356551226, 487912204, 713102452, 975824408, 1426204904, 2317582969, 4635165938, 9270331876, 18540663752]

約数ペア:

[(1, 18540663752), (2, 9270331876), (4, 4635165938), (8, 2317582969), (13, 1426204904), (19, 975824408), (26, 713102452), (38, 487912204), (52, 356551226), (76, 243956102), (104, 178275613), (152, 121978051), (247, 75063416), (494, 37531708), (988, 18765854), (1976, 9382927)]