16490380

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{997}}^1$

素因数の和:1833

約数の個数: 24

約数和(自身を含む): 34706448

約数和(自身を除く): 18216068

約数列:

[1, 2, 4, 5, 10, 20, 827, 997, 1654, 1994, 3308, 3988, 4135, 4985, 8270, 9970, 16540, 19940, 824519, 1649038, 3298076, 4122595, 8245190, 16490380]

約数ペア:

[(1, 16490380), (2, 8245190), (4, 4122595), (5, 3298076), (10, 1649038), (20, 824519), (827, 19940), (997, 16540), (1654, 9970), (1994, 8270), (3308, 4985), (3988, 4135)]