20172820432

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74164781}}^1$

素因数の和:74164806

約数の個数: 20

約数和(自身を含む): 41383948356

約数和(自身を除く): 21211127924

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74164781, 148329562, 296659124, 593318248, 1186636496, 1260801277, 2521602554, 5043205108, 10086410216, 20172820432]

約数ペア:

[(1, 20172820432), (2, 10086410216), (4, 5043205108), (8, 2521602554), (16, 1260801277), (17, 1186636496), (34, 593318248), (68, 296659124), (136, 148329562), (272, 74164781)]