18823948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{32909}}^1$

素因数の和:32937

約数の個数: 24

約数和(自身を含む): 38702160

約数和(自身を除く): 19878212

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 32909, 65818, 131636, 361999, 427817, 723998, 855634, 1447996, 1711268, 4705987, 9411974, 18823948]

約数ペア:

[(1, 18823948), (2, 9411974), (4, 4705987), (11, 1711268), (13, 1447996), (22, 855634), (26, 723998), (44, 427817), (52, 361999), (143, 131636), (286, 65818), (572, 32909)]