20218487938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2239}}^1\times {\mathrm{410461}}^1$

素因数の和:412713

約数の個数: 16

約数和(自身を含む): 33099655680

約数和(自身を除く): 12881167742

約数列:

[1, 2, 11, 22, 2239, 4478, 24629, 49258, 410461, 820922, 4515071, 9030142, 919022179, 1838044358, 10109243969, 20218487938]

約数ペア:

[(1, 20218487938), (2, 10109243969), (11, 1838044358), (22, 919022179), (2239, 9030142), (4478, 4515071), (24629, 820922), (49258, 410461)]