2019901565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{27551}}^1$

素因数の和:27641

約数の個数: 32

約数和(自身を含む): 2793111552

約数和(自身を除く): 773209987

約数列:

[1, 5, 11, 31, 43, 55, 155, 215, 341, 473, 1333, 1705, 2365, 6665, 14663, 27551, 73315, 137755, 303061, 854081, 1184693, 1515305, 4270405, 5923465, 9394891, 13031623, 36725483, 46974455, 65158115, 183627415, 403980313, 2019901565]

約数ペア:

[(1, 2019901565), (5, 403980313), (11, 183627415), (31, 65158115), (43, 46974455), (55, 36725483), (155, 13031623), (215, 9394891), (341, 5923465), (473, 4270405), (1333, 1515305), (1705, 1184693), (2365, 854081), (6665, 303061), (14663, 137755), (27551, 73315)]