19394492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{372971}}^1$

素因数の和:372988

約数の個数: 12

約数和(自身を含む): 36551256

約数和(自身を除く): 17156764

約数列:

[1, 2, 4, 13, 26, 52, 372971, 745942, 1491884, 4848623, 9697246, 19394492]

約数ペア:

[(1, 19394492), (2, 9697246), (4, 4848623), (13, 1491884), (26, 745942), (52, 372971)]