19685992

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{79379}}^1$

素因数の和:79416

約数の個数: 16

約数和(自身を含む): 38102400

約数和(自身を除く): 18416408

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 79379, 158758, 317516, 635032, 2460749, 4921498, 9842996, 19685992]

約数ペア:

[(1, 19685992), (2, 9842996), (4, 4921498), (8, 2460749), (31, 635032), (62, 317516), (124, 158758), (248, 79379)]