20186020011

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1\times {\mathrm{983}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 27506027520

約数和(自身を除く): 7320007509

約数列:

[1, 3, 71, 213, 229, 421, 687, 983, 1263, 2949, 16259, 29891, 48777, 69793, 89673, 96409, 209379, 225107, 289227, 413843, 675321, 1241529, 6845039, 15982597, 20535117, 29382853, 47947791, 88148559, 94770047, 284310141, 6728673337, 20186020011]

約数ペア:

[(1, 20186020011), (3, 6728673337), (71, 284310141), (213, 94770047), (229, 88148559), (421, 47947791), (687, 29382853), (983, 20535117), (1263, 15982597), (2949, 6845039), (16259, 1241529), (29891, 675321), (48777, 413843), (69793, 289227), (89673, 225107), (96409, 209379)]