23205985

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{317}}^1$

素因数の和:366

約数の個数: 20

約数和(自身を含む): 30728340

約数和(自身を除く): 7522355

約数列:

[1, 5, 11, 55, 121, 317, 605, 1331, 1585, 3487, 6655, 14641, 17435, 38357, 73205, 191785, 421927, 2109635, 4641197, 23205985]

約数ペア:

[(1, 23205985), (5, 4641197), (11, 2109635), (55, 421927), (121, 191785), (317, 73205), (605, 38357), (1331, 17435), (1585, 14641), (3487, 6655)]