18791422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{7451}}^1$

素因数の和:7563

約数の個数: 16

約数和(自身を含む): 30672432

約数和(自身を除く): 11881010

約数列:

[1, 2, 13, 26, 97, 194, 1261, 2522, 7451, 14902, 96863, 193726, 722747, 1445494, 9395711, 18791422]

約数ペア:

[(1, 18791422), (2, 9395711), (13, 1445494), (26, 722747), (97, 193726), (194, 96863), (1261, 14902), (2522, 7451)]