20174920557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{618161}}^1$

素因数の和:618241

約数の個数: 32

約数和(自身を含む): 31333395456

約数和(自身を除く): 11158474899

約数列:

[1, 3, 11, 23, 33, 43, 69, 129, 253, 473, 759, 989, 1419, 2967, 10879, 32637, 618161, 1854483, 6799771, 14217703, 20399313, 26580923, 42653109, 79742769, 156394733, 292390153, 469184199, 611361229, 877170459, 1834083687, 6724973519, 20174920557]

約数ペア:

[(1, 20174920557), (3, 6724973519), (11, 1834083687), (23, 877170459), (33, 611361229), (43, 469184199), (69, 292390153), (129, 156394733), (253, 79742769), (473, 42653109), (759, 26580923), (989, 20399313), (1419, 14217703), (2967, 6799771), (10879, 1854483), (32637, 618161)]