9815144

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{20113}}^1$

素因数の和:20180

約数の個数: 16

約数和(自身を含む): 18706020

約数和(自身を除く): 8890876

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 20113, 40226, 80452, 160904, 1226893, 2453786, 4907572, 9815144]

約数ペア:

[(1, 9815144), (2, 4907572), (4, 2453786), (8, 1226893), (61, 160904), (122, 80452), (244, 40226), (488, 20113)]