20041554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2887}}^1$

素因数の和:2994

約数の個数: 32

約数和(自身を含む): 43666560

約数和(自身を除く): 23625006

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 2887, 3471, 5774, 6942, 8661, 17322, 37531, 75062, 112593, 225186, 256943, 513886, 770829, 1541658, 3340259, 6680518, 10020777, 20041554]

約数ペア:

[(1, 20041554), (2, 10020777), (3, 6680518), (6, 3340259), (13, 1541658), (26, 770829), (39, 513886), (78, 256943), (89, 225186), (178, 112593), (267, 75062), (534, 37531), (1157, 17322), (2314, 8661), (2887, 6942), (3471, 5774)]