20098245

素因数分解:

$3^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1597}}^1$

素因数の和:2444

約数の個数: 16

約数和(自身を含む): 32215680

約数和(自身を除く): 12117435

約数列:

[1, 3, 5, 15, 839, 1597, 2517, 4195, 4791, 7985, 12585, 23955, 1339883, 4019649, 6699415, 20098245]

約数ペア:

[(1, 20098245), (3, 6699415), (5, 4019649), (15, 1339883), (839, 23955), (1597, 12585), (2517, 7985), (4195, 4791)]