19101953

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 21348096

約数和(自身を除く): 2246143

約数列:

[1, 13, 37, 151, 263, 481, 1963, 3419, 5587, 9731, 39713, 72631, 126503, 516269, 1469381, 19101953]

約数ペア:

[(1, 19101953), (13, 1469381), (37, 516269), (151, 126503), (263, 72631), (481, 39713), (1963, 9731), (3419, 5587)]