16369940

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1667}}^1$

素因数の和:2167

約数の個数: 24

約数和(自身を含む): 34467552

約数和(自身を除く): 18097612

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1667, 1964, 2455, 3334, 4910, 6668, 8335, 9820, 16670, 33340, 818497, 1636994, 3273988, 4092485, 8184970, 16369940]

約数ペア:

[(1, 16369940), (2, 8184970), (4, 4092485), (5, 3273988), (10, 1636994), (20, 818497), (491, 33340), (982, 16670), (1667, 9820), (1964, 8335), (2455, 6668), (3334, 4910)]