20953554

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{205427}}^1$

素因数の和:205449

約数の個数: 16

約数和(自身を含む): 44372448

約数和(自身を除く): 23418894

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 205427, 410854, 616281, 1232562, 3492259, 6984518, 10476777, 20953554]

約数ペア:

[(1, 20953554), (2, 10476777), (3, 6984518), (6, 3492259), (17, 1232562), (34, 616281), (51, 410854), (102, 205427)]