16490140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26597}}^1$

素因数の和:26637

約数の個数: 24

約数和(自身を含む): 35747712

約数和(自身を除く): 19257572

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 26597, 53194, 106388, 132985, 265970, 531940, 824507, 1649014, 3298028, 4122535, 8245070, 16490140]

約数ペア:

[(1, 16490140), (2, 8245070), (4, 4122535), (5, 3298028), (10, 1649014), (20, 824507), (31, 531940), (62, 265970), (124, 132985), (155, 106388), (310, 53194), (620, 26597)]