20928248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{237821}}^1$

素因数の和:237838

約数の個数: 16

約数和(自身を含む): 42807960

約数和(自身を除く): 21879712

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 237821, 475642, 951284, 1902568, 2616031, 5232062, 10464124, 20928248]

約数ペア:

[(1, 20928248), (2, 10464124), (4, 5232062), (8, 2616031), (11, 1902568), (22, 951284), (44, 475642), (88, 237821)]