1993450180

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{202999}}^1$

素因数の和:203499

約数の個数: 24

約数和(自身を含む): 4194792000

約数和(自身を除く): 2201341820

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 202999, 405998, 811996, 1014995, 2029990, 4059980, 99672509, 199345018, 398690036, 498362545, 996725090, 1993450180]

約数ペア:

[(1, 1993450180), (2, 996725090), (4, 498362545), (5, 398690036), (10, 199345018), (20, 99672509), (491, 4059980), (982, 2029990), (1964, 1014995), (2455, 811996), (4910, 405998), (9820, 202999)]