19964066

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1\times {\mathrm{461}}^1$

素因数の和:889

約数の個数: 16

約数和(自身を含む): 30602880

約数和(自身を除く): 10638814

約数列:

[1, 2, 59, 118, 367, 461, 734, 922, 21653, 27199, 43306, 54398, 169187, 338374, 9982033, 19964066]

約数ペア:

[(1, 19964066), (2, 9982033), (59, 338374), (118, 169187), (367, 54398), (461, 43306), (734, 27199), (922, 21653)]