990203764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{22504631}}^1$

素因数の和:22504646

約数の個数: 12

約数和(自身を含む): 1890389088

約数和(自身を除く): 900185324

約数列:

[1, 2, 4, 11, 22, 44, 22504631, 45009262, 90018524, 247550941, 495101882, 990203764]

約数ペア:

[(1, 990203764), (2, 495101882), (4, 247550941), (11, 90018524), (22, 45009262), (44, 22504631)]