40915472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{196709}}^1$

素因数の和:196730

約数の個数: 20

約数和(自身を含む): 85372140

約数和(自身を除く): 44456668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 196709, 393418, 786836, 1573672, 2557217, 3147344, 5114434, 10228868, 20457736, 40915472]

約数ペア:

[(1, 40915472), (2, 20457736), (4, 10228868), (8, 5114434), (13, 3147344), (16, 2557217), (26, 1573672), (52, 786836), (104, 393418), (208, 196709)]