19639610

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{8807}}^1$

素因数の和:9037

約数の個数: 16

約数和(自身を含む): 35513856

約数和(自身を除く): 15874246

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 8807, 17614, 44035, 88070, 1963961, 3927922, 9819805, 19639610]

約数ペア:

[(1, 19639610), (2, 9819805), (5, 3927922), (10, 1963961), (223, 88070), (446, 44035), (1115, 17614), (2230, 8807)]