20052075

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{6521}}^1$

素因数の和:6575

約数の個数: 24

約数和(自身を含む): 33966576

約数和(自身を除く): 13914501

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 6521, 19563, 32605, 97815, 163025, 267361, 489075, 802083, 1336805, 4010415, 6684025, 20052075]

約数ペア:

[(1, 20052075), (3, 6684025), (5, 4010415), (15, 1336805), (25, 802083), (41, 489075), (75, 267361), (123, 163025), (205, 97815), (615, 32605), (1025, 19563), (3075, 6521)]