20228889488

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26900119}}^1$

素因数の和:26900174

約数の個数: 20

約数和(自身を含む): 40027378560

約数和(自身を除く): 19798489072

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26900119, 53800238, 107600476, 215200952, 430401904, 1264305593, 2528611186, 5057222372, 10114444744, 20228889488]

約数ペア:

[(1, 20228889488), (2, 10114444744), (4, 5057222372), (8, 2528611186), (16, 1264305593), (47, 430401904), (94, 215200952), (188, 107600476), (376, 53800238), (752, 26900119)]