19621330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{45631}}^1$

素因数の和:45681

約数の個数: 16

約数和(自身を含む): 36140544

約数和(自身を除く): 16519214

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 45631, 91262, 228155, 456310, 1962133, 3924266, 9810665, 19621330]

約数ペア:

[(1, 19621330), (2, 9810665), (5, 3924266), (10, 1962133), (43, 456310), (86, 228155), (215, 91262), (430, 45631)]