20810595

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106721}}^1$

素因数の和:106742

約数の個数: 16

約数和(自身を含む): 35858592

約数和(自身を除く): 15047997

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 106721, 320163, 533605, 1387373, 1600815, 4162119, 6936865, 20810595]

約数ペア:

[(1, 20810595), (3, 6936865), (5, 4162119), (13, 1600815), (15, 1387373), (39, 533605), (65, 320163), (195, 106721)]