20775352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5399}}^1$

素因数の和:5455

約数の個数: 32

約数和(自身を含む): 43092000

約数和(自身を除く): 22316648

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 5399, 10798, 21596, 43192, 70187, 140374, 199763, 280748, 399526, 561496, 799052, 1598104, 2596919, 5193838, 10387676, 20775352]

約数ペア:

[(1, 20775352), (2, 10387676), (4, 5193838), (8, 2596919), (13, 1598104), (26, 799052), (37, 561496), (52, 399526), (74, 280748), (104, 199763), (148, 140374), (296, 70187), (481, 43192), (962, 21596), (1924, 10798), (3848, 5399)]