19684676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{709}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 37692480

約数和(自身を除く): 18007804

約数列:

[1, 2, 4, 11, 22, 44, 631, 709, 1262, 1418, 2524, 2836, 6941, 7799, 13882, 15598, 27764, 31196, 447379, 894758, 1789516, 4921169, 9842338, 19684676]

約数ペア:

[(1, 19684676), (2, 9842338), (4, 4921169), (11, 1789516), (22, 894758), (44, 447379), (631, 31196), (709, 27764), (1262, 15598), (1418, 13882), (2524, 7799), (2836, 6941)]