40341296

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{19853}}^1$

素因数の和:19988

約数の個数: 20

約数和(自身を含む): 78780672

約数和(自身を除く): 38439376

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 19853, 39706, 79412, 158824, 317648, 2521331, 5042662, 10085324, 20170648, 40341296]

約数ペア:

[(1, 40341296), (2, 20170648), (4, 10085324), (8, 5042662), (16, 2521331), (127, 317648), (254, 158824), (508, 79412), (1016, 39706), (2032, 19853)]