1995795890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18143599}}^1$

素因数の和:18143617

約数の個数: 16

約数和(自身を含む): 3919017600

約数和(自身を除く): 1923221710

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 18143599, 36287198, 90717995, 181435990, 199579589, 399159178, 997897945, 1995795890]

約数ペア:

[(1, 1995795890), (2, 997897945), (5, 399159178), (10, 199579589), (11, 181435990), (22, 90717995), (55, 36287198), (110, 18143599)]