40961128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{393857}}^1$

素因数の和:393876

約数の個数: 16

約数和(自身を含む): 82710180

約数和(自身を除く): 41749052

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 393857, 787714, 1575428, 3150856, 5120141, 10240282, 20480564, 40961128]

約数ペア:

[(1, 40961128), (2, 20480564), (4, 10240282), (8, 5120141), (13, 3150856), (26, 1575428), (52, 787714), (104, 393857)]