20824592

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{76561}}^1$

素因数の和:76586

約数の個数: 20

約数和(自身を含む): 42721596

約数和(自身を除く): 21897004

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 76561, 153122, 306244, 612488, 1224976, 1301537, 2603074, 5206148, 10412296, 20824592]

約数ペア:

[(1, 20824592), (2, 10412296), (4, 5206148), (8, 2603074), (16, 1301537), (17, 1224976), (34, 612488), (68, 306244), (136, 153122), (272, 76561)]