1279916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1565

約数の個数: 24

約数和(自身を含む): 2573760

約数和(自身を除く): 1293844

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1531, 3062, 6124, 16841, 29089, 33682, 58178, 67364, 116356, 319979, 639958, 1279916]

約数ペア:

[(1, 1279916), (2, 639958), (4, 319979), (11, 116356), (19, 67364), (22, 58178), (38, 33682), (44, 29089), (76, 16841), (209, 6124), (418, 3062), (836, 1531)]