20008516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{14669}}^1$

素因数の和:14715

約数の個数: 24

約数和(自身を含む): 39432960

約数和(自身を除く): 19424444

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 14669, 29338, 58676, 161359, 322718, 454739, 645436, 909478, 1818956, 5002129, 10004258, 20008516]

約数ペア:

[(1, 20008516), (2, 10004258), (4, 5002129), (11, 1818956), (22, 909478), (31, 645436), (44, 454739), (62, 322718), (124, 161359), (341, 58676), (682, 29338), (1364, 14669)]