20461968

素因数分解:

$2^4\times 3^2\times {\mathrm{142097}}^1$

素因数の和:142111

約数の個数: 30

約数和(自身を含む): 57265494

約数和(自身を除く): 36803526

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142097, 284194, 426291, 568388, 852582, 1136776, 1278873, 1705164, 2273552, 2557746, 3410328, 5115492, 6820656, 10230984, 20461968]

約数ペア:

[(1, 20461968), (2, 10230984), (3, 6820656), (4, 5115492), (6, 3410328), (8, 2557746), (9, 2273552), (12, 1705164), (16, 1278873), (18, 1136776), (24, 852582), (36, 568388), (48, 426291), (72, 284194), (144, 142097)]