40131536

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{2531}}^1$

素因数の和:3530

約数の個数: 20

約数和(自身を含む): 77864064

約数和(自身を除く): 37732528

約数列:

[1, 2, 4, 8, 16, 991, 1982, 2531, 3964, 5062, 7928, 10124, 15856, 20248, 40496, 2508221, 5016442, 10032884, 20065768, 40131536]

約数ペア:

[(1, 40131536), (2, 20065768), (4, 10032884), (8, 5016442), (16, 2508221), (991, 40496), (1982, 20248), (2531, 15856), (3964, 10124), (5062, 7928)]