20687549076

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15531193}}^1$

素因数の和:15531240

約数の個数: 36

約数和(自身を含む): 53706868852

約数和(自身を除く): 33019319776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15531193, 31062386, 46593579, 62124772, 93187158, 139780737, 186374316, 279561474, 559122948, 574654141, 1149308282, 1723962423, 2298616564, 3447924846, 5171887269, 6895849692, 10343774538, 20687549076]

約数ペア:

[(1, 20687549076), (2, 10343774538), (3, 6895849692), (4, 5171887269), (6, 3447924846), (9, 2298616564), (12, 1723962423), (18, 1149308282), (36, 574654141), (37, 559122948), (74, 279561474), (111, 186374316), (148, 139780737), (222, 93187158), (333, 62124772), (444, 46593579), (666, 31062386), (1332, 15531193)]