20002291024

素因数分解:

$2^4\times {\mathrm{563}}^1\times {\mathrm{2220503}}^1$

素因数の和:2221074

約数の個数: 20

約数和(自身を含む): 38823291936

約数和(自身を除く): 18821000912

約数列:

[1, 2, 4, 8, 16, 563, 1126, 2252, 4504, 9008, 2220503, 4441006, 8882012, 17764024, 35528048, 1250143189, 2500286378, 5000572756, 10001145512, 20002291024]

約数ペア:

[(1, 20002291024), (2, 10001145512), (4, 5000572756), (8, 2500286378), (16, 1250143189), (563, 35528048), (1126, 17764024), (2252, 8882012), (4504, 4441006), (9008, 2220503)]