990199444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{30763}}^1$

素因数の和:31399

約数の個数: 24

約数和(自身を含む): 1869220640

約数和(自身を除く): 879021196

約数列:

[1, 2, 4, 13, 26, 52, 619, 1238, 2476, 8047, 16094, 30763, 32188, 61526, 123052, 399919, 799838, 1599676, 19042297, 38084594, 76169188, 247549861, 495099722, 990199444]

約数ペア:

[(1, 990199444), (2, 495099722), (4, 247549861), (13, 76169188), (26, 38084594), (52, 19042297), (619, 1599676), (1238, 799838), (2476, 399919), (8047, 123052), (16094, 61526), (30763, 32188)]