20528476

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 36695120

約数和(自身を除く): 16166644

約数列:

[1, 2, 4, 73, 146, 229, 292, 307, 458, 614, 916, 1228, 16717, 22411, 33434, 44822, 66868, 70303, 89644, 140606, 281212, 5132119, 10264238, 20528476]

約数ペア:

[(1, 20528476), (2, 10264238), (4, 5132119), (73, 281212), (146, 140606), (229, 89644), (292, 70303), (307, 66868), (458, 44822), (614, 33434), (916, 22411), (1228, 16717)]