18946510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4201}}^1$

素因数の和:4260

約数の個数: 32

約数和(自身を含む): 38120544

約数和(自身を除く): 19174034

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4201, 4510, 8402, 21005, 42010, 46211, 92422, 172241, 231055, 344482, 462110, 861205, 1722410, 1894651, 3789302, 9473255, 18946510]

約数ペア:

[(1, 18946510), (2, 9473255), (5, 3789302), (10, 1894651), (11, 1722410), (22, 861205), (41, 462110), (55, 344482), (82, 231055), (110, 172241), (205, 92422), (410, 46211), (451, 42010), (902, 21005), (2255, 8402), (4201, 4510)]