19513348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4283}}^1$

素因数の和:4371

約数の個数: 24

約数和(自身を含む): 36705312

約数和(自身を除く): 17191964

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4283, 4556, 8566, 17132, 72811, 145622, 286961, 291244, 573922, 1147844, 4878337, 9756674, 19513348]

約数ペア:

[(1, 19513348), (2, 9756674), (4, 4878337), (17, 1147844), (34, 573922), (67, 291244), (68, 286961), (134, 145622), (268, 72811), (1139, 17132), (2278, 8566), (4283, 4556)]