20298375

素因数分解:

$3^2\times 5^3\times {\mathrm{18043}}^1$

素因数の和:18064

約数の個数: 24

約数和(自身を含む): 36593232

約数和(自身を除く): 16294857

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 18043, 54129, 90215, 162387, 270645, 451075, 811935, 1353225, 2255375, 4059675, 6766125, 20298375]

約数ペア:

[(1, 20298375), (3, 6766125), (5, 4059675), (9, 2255375), (15, 1353225), (25, 811935), (45, 451075), (75, 270645), (125, 162387), (225, 90215), (375, 54129), (1125, 18043)]