20173235

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{929}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 25043040

約数和(自身を除く): 4869805

約数列:

[1, 5, 43, 101, 215, 505, 929, 4343, 4645, 21715, 39947, 93829, 199735, 469145, 4034647, 20173235]

約数ペア:

[(1, 20173235), (5, 4034647), (43, 469145), (101, 199735), (215, 93829), (505, 39947), (929, 21715), (4343, 4645)]