40019714

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{21821}}^1$

素因数の和:21961

約数の個数: 16

約数和(自身を含む): 69132096

約数和(自身を除く): 29112382

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 21821, 43642, 152747, 305494, 2858551, 5717102, 20009857, 40019714]

約数ペア:

[(1, 40019714), (2, 20009857), (7, 5717102), (14, 2858551), (131, 305494), (262, 152747), (917, 43642), (1834, 21821)]