19702638

素因数分解:

$2^1\times 3^2\times {\mathrm{359}}^1\times {\mathrm{3049}}^1$

素因数の和:3416

約数の個数: 24

約数和(自身を含む): 42822000

約数和(自身を除く): 23119362

約数列:

[1, 2, 3, 6, 9, 18, 359, 718, 1077, 2154, 3049, 3231, 6098, 6462, 9147, 18294, 27441, 54882, 1094591, 2189182, 3283773, 6567546, 9851319, 19702638]

約数ペア:

[(1, 19702638), (2, 9851319), (3, 6567546), (6, 3283773), (9, 2189182), (18, 1094591), (359, 54882), (718, 27441), (1077, 18294), (2154, 9147), (3049, 6462), (3231, 6098)]