40296618

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{31531}}^1$

素因数の和:31610

約数の個数: 24

約数和(自身を含む): 88541856

約数和(自身を除く): 48245238

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 31531, 63062, 94593, 189186, 283779, 567558, 2238701, 4477402, 6716103, 13432206, 20148309, 40296618]

約数ペア:

[(1, 40296618), (2, 20148309), (3, 13432206), (6, 6716103), (9, 4477402), (18, 2238701), (71, 567558), (142, 283779), (213, 189186), (426, 94593), (639, 63062), (1278, 31531)]