20199428408

素因数分解:

$2^3\times {\mathrm{4561}}^1\times {\mathrm{553591}}^1$

素因数の和:558158

約数の個数: 16

約数和(自身を含む): 37882300560

約数和(自身を除く): 17682872152

約数列:

[1, 2, 4, 8, 4561, 9122, 18244, 36488, 553591, 1107182, 2214364, 4428728, 2524928551, 5049857102, 10099714204, 20199428408]

約数ペア:

[(1, 20199428408), (2, 10099714204), (4, 5049857102), (8, 2524928551), (4561, 4428728), (9122, 2214364), (18244, 1107182), (36488, 553591)]