20794335

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 34670592

約数和(自身を除く): 13876257

約数列:

[1, 3, 5, 15, 31, 93, 155, 197, 227, 465, 591, 681, 985, 1135, 2955, 3405, 6107, 7037, 18321, 21111, 30535, 35185, 44719, 91605, 105555, 134157, 223595, 670785, 1386289, 4158867, 6931445, 20794335]

約数ペア:

[(1, 20794335), (3, 6931445), (5, 4158867), (15, 1386289), (31, 670785), (93, 223595), (155, 134157), (197, 105555), (227, 91605), (465, 44719), (591, 35185), (681, 30535), (985, 21111), (1135, 18321), (2955, 7037), (3405, 6107)]