40519982

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{1669}}^1$

素因数の和:1931

約数の個数: 16

約数和(自身を含む): 62124000

約数和(自身を除く): 21604018

約数列:

[1, 2, 61, 122, 199, 398, 1669, 3338, 12139, 24278, 101809, 203618, 332131, 664262, 20259991, 40519982]

約数ペア:

[(1, 40519982), (2, 20259991), (61, 664262), (122, 332131), (199, 203618), (398, 101809), (1669, 24278), (3338, 12139)]