20535075

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8297}}^1$

素因数の和:8324

約数の個数: 36

約数和(自身を含む): 40129128

約数和(自身を除く): 19594053

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 8297, 24891, 41485, 74673, 91267, 124455, 207425, 273801, 373365, 456335, 622275, 821403, 1369005, 1866825, 2281675, 4107015, 6845025, 20535075]

約数ペア:

[(1, 20535075), (3, 6845025), (5, 4107015), (9, 2281675), (11, 1866825), (15, 1369005), (25, 821403), (33, 622275), (45, 456335), (55, 373365), (75, 273801), (99, 207425), (165, 124455), (225, 91267), (275, 74673), (495, 41485), (825, 24891), (2475, 8297)]