20132997997

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3379721}}^1$

素因数の和:3379788

約数の個数: 16

約数和(自身を含む): 24658451712

約数和(自身を除く): 4525453715

約数列:

[1, 7, 23, 37, 161, 259, 851, 5957, 3379721, 23658047, 77733583, 125049677, 544135081, 875347739, 2876142571, 20132997997]

約数ペア:

[(1, 20132997997), (7, 2876142571), (23, 875347739), (37, 544135081), (161, 125049677), (259, 77733583), (851, 23658047), (5957, 3379721)]