20899923952

素因数分解:

$2^4\times {\mathrm{727}}^1\times {\mathrm{1796761}}^1$

素因数の和:1797496

約数の個数: 20

約数和(自身を含む): 40549324816

約数和(自身を除く): 19649400864

約数列:

[1, 2, 4, 8, 16, 727, 1454, 2908, 5816, 11632, 1796761, 3593522, 7187044, 14374088, 28748176, 1306245247, 2612490494, 5224980988, 10449961976, 20899923952]

約数ペア:

[(1, 20899923952), (2, 10449961976), (4, 5224980988), (8, 2612490494), (16, 1306245247), (727, 28748176), (1454, 14374088), (2908, 7187044), (5816, 3593522), (11632, 1796761)]