201916688

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{56591}}^1$

素因数の和:56822

約数の個数: 20

約数和(自身を含む): 392974848

約数和(自身を除く): 191058160

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 56591, 113182, 226364, 452728, 905456, 12619793, 25239586, 50479172, 100958344, 201916688]

約数ペア:

[(1, 201916688), (2, 100958344), (4, 50479172), (8, 25239586), (16, 12619793), (223, 905456), (446, 452728), (892, 226364), (1784, 113182), (3568, 56591)]