2555365784

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{20477}}^1$

素因数の和:21323

約数の個数: 32

約数和(自身を含む): 5049874800

約数和(自身を除く): 2494509016

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 821, 1642, 3284, 6568, 15599, 20477, 31198, 40954, 62396, 81908, 124792, 163816, 389063, 778126, 1556252, 3112504, 16811617, 33623234, 67246468, 134492936, 319420723, 638841446, 1277682892, 2555365784]

約数ペア:

[(1, 2555365784), (2, 1277682892), (4, 638841446), (8, 319420723), (19, 134492936), (38, 67246468), (76, 33623234), (152, 16811617), (821, 3112504), (1642, 1556252), (3284, 778126), (6568, 389063), (15599, 163816), (20477, 124792), (31198, 81908), (40954, 62396)]