20899592

素因数分解:

$2^3\times 7^1\times {\mathrm{373207}}^1$

素因数の和:373220

約数の個数: 16

約数和(自身を含む): 44784960

約数和(自身を除く): 23885368

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 373207, 746414, 1492828, 2612449, 2985656, 5224898, 10449796, 20899592]

約数ペア:

[(1, 20899592), (2, 10449796), (4, 5224898), (7, 2985656), (8, 2612449), (14, 1492828), (28, 746414), (56, 373207)]