20796910

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 38556000

約数和(自身を除く): 17759090

約数列:

[1, 2, 5, 10, 59, 101, 118, 202, 295, 349, 505, 590, 698, 1010, 1745, 3490, 5959, 11918, 20591, 29795, 35249, 41182, 59590, 70498, 102955, 176245, 205910, 352490, 2079691, 4159382, 10398455, 20796910]

約数ペア:

[(1, 20796910), (2, 10398455), (5, 4159382), (10, 2079691), (59, 352490), (101, 205910), (118, 176245), (202, 102955), (295, 70498), (349, 59590), (505, 41182), (590, 35249), (698, 29795), (1010, 20591), (1745, 11918), (3490, 5959)]