26557904

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{21011}}^1$

素因数の和:21098

約数の個数: 20

約数和(自身を含む): 52109760

約数和(自身を除く): 25551856

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 21011, 42022, 84044, 168088, 336176, 1659869, 3319738, 6639476, 13278952, 26557904]

約数ペア:

[(1, 26557904), (2, 13278952), (4, 6639476), (8, 3319738), (16, 1659869), (79, 336176), (158, 168088), (316, 84044), (632, 42022), (1264, 21011)]