19673212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4789}}^1$

素因数の和:4885

約数の個数: 24

約数和(自身を含む): 37553600

約数和(自身を除く): 17880388

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 4789, 9578, 19156, 62257, 124514, 249028, 378331, 756662, 1513324, 4918303, 9836606, 19673212]

約数ペア:

[(1, 19673212), (2, 9836606), (4, 4918303), (13, 1513324), (26, 756662), (52, 378331), (79, 249028), (158, 124514), (316, 62257), (1027, 19156), (2054, 9578), (4108, 4789)]