20454308

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{10007}}^1$

素因数の和:10091

約数の個数: 24

約数和(自身を含む): 41473152

約数和(自身を除く): 21018844

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 10007, 20014, 40028, 70049, 140098, 280196, 730511, 1461022, 2922044, 5113577, 10227154, 20454308]

約数ペア:

[(1, 20454308), (2, 10227154), (4, 5113577), (7, 2922044), (14, 1461022), (28, 730511), (73, 280196), (146, 140098), (292, 70049), (511, 40028), (1022, 20014), (2044, 10007)]