20026197

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{541}}^1$

素因数の和:1010

約数の個数: 20

約数和(自身を含む): 30036556

約数和(自身を除く): 10010359

約数列:

[1, 3, 9, 27, 81, 457, 541, 1371, 1623, 4113, 4869, 12339, 14607, 37017, 43821, 247237, 741711, 2225133, 6675399, 20026197]

約数ペア:

[(1, 20026197), (3, 6675399), (9, 2225133), (27, 741711), (81, 247237), (457, 43821), (541, 37017), (1371, 14607), (1623, 12339), (4113, 4869)]