15820642

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20231}}^1$

素因数の和:20273

約数の個数: 16

約数和(自身を含む): 26220672

約数和(自身を除く): 10400030

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 20231, 40462, 343927, 465313, 687854, 930626, 7910321, 15820642]

約数ペア:

[(1, 15820642), (2, 7910321), (17, 930626), (23, 687854), (34, 465313), (46, 343927), (391, 40462), (782, 20231)]