19755490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{45943}}^1$

素因数の和:45993

約数の個数: 16

約数和(自身を含む): 36387648

約数和(自身を除く): 16632158

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 45943, 91886, 229715, 459430, 1975549, 3951098, 9877745, 19755490]

約数ペア:

[(1, 19755490), (2, 9877745), (5, 3951098), (10, 1975549), (43, 459430), (86, 229715), (215, 91886), (430, 45943)]