19684334

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9491}}^1$

素因数の和:9571

約数の個数: 16

約数和(自身を含む): 31779216

約数和(自身を除く): 12094882

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 9491, 18982, 161347, 322694, 578951, 1157902, 9842167, 19684334]

約数ペア:

[(1, 19684334), (2, 9842167), (17, 1157902), (34, 578951), (61, 322694), (122, 161347), (1037, 18982), (2074, 9491)]