20580452469

素因数分解:

$3^2\times {\mathrm{173}}^1\times {\mathrm{661}}^1\times {\mathrm{19997}}^1$

素因数の和:20837

約数の個数: 24

約数和(自身を含む): 29945885112

約数和(自身を除く): 9365432643

約数列:

[1, 3, 9, 173, 519, 661, 1557, 1983, 5949, 19997, 59991, 114353, 179973, 343059, 1029177, 3459481, 10378443, 13218017, 31135329, 39654051, 118962153, 2286716941, 6860150823, 20580452469]

約数ペア:

[(1, 20580452469), (3, 6860150823), (9, 2286716941), (173, 118962153), (519, 39654051), (661, 31135329), (1557, 13218017), (1983, 10378443), (5949, 3459481), (19997, 1029177), (59991, 343059), (114353, 179973)]