19523894

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1229}}^1$

素因数の和:1304

約数の個数: 24

約数和(自身を含む): 32412960

約数和(自身を除く): 12889066

約数列:

[1, 2, 13, 26, 47, 94, 169, 338, 611, 1222, 1229, 2458, 7943, 15886, 15977, 31954, 57763, 115526, 207701, 415402, 750919, 1501838, 9761947, 19523894]

約数ペア:

[(1, 19523894), (2, 9761947), (13, 1501838), (26, 750919), (47, 415402), (94, 207701), (169, 115526), (338, 57763), (611, 31954), (1222, 15977), (1229, 15886), (2458, 7943)]