2115916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2531}}^1$

素因数の和:2565

約数の個数: 24

約数和(自身を含む): 4253760

約数和(自身を除く): 2137844

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 2531, 5062, 10124, 27841, 48089, 55682, 96178, 111364, 192356, 528979, 1057958, 2115916]

約数ペア:

[(1, 2115916), (2, 1057958), (4, 528979), (11, 192356), (19, 111364), (22, 96178), (38, 55682), (44, 48089), (76, 27841), (209, 10124), (418, 5062), (836, 2531)]