19964953

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{547}}^1$

素因数の和:696

約数の個数: 16

約数和(自身を含む): 22489920

約数和(自身を除く): 2524967

約数列:

[1, 17, 19, 113, 323, 547, 1921, 2147, 9299, 10393, 36499, 61811, 176681, 1050787, 1174409, 19964953]

約数ペア:

[(1, 19964953), (17, 1174409), (19, 1050787), (113, 176681), (323, 61811), (547, 36499), (1921, 10393), (2147, 9299)]