201943856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{664289}}^1$

素因数の和:664316

約数の個数: 20

約数和(自身を含む): 411859800

約数和(自身を除く): 209915944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 664289, 1328578, 2657156, 5314312, 10628624, 12621491, 25242982, 50485964, 100971928, 201943856]

約数ペア:

[(1, 201943856), (2, 100971928), (4, 50485964), (8, 25242982), (16, 12621491), (19, 10628624), (38, 5314312), (76, 2657156), (152, 1328578), (304, 664289)]