1277635984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2575879}}^1$

素因数の和:2575918

約数の個数: 20

約数和(自身を含む): 2555272960

約数和(自身を除く): 1277636976

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2575879, 5151758, 10303516, 20607032, 41214064, 79852249, 159704498, 319408996, 638817992, 1277635984]

約数ペア:

[(1, 1277635984), (2, 638817992), (4, 319408996), (8, 159704498), (16, 79852249), (31, 41214064), (62, 20607032), (124, 10303516), (248, 5151758), (496, 2575879)]