19961438

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 36426240

約数和(自身を除く): 16464802

約数列:

[1, 2, 7, 14, 19, 38, 101, 133, 202, 266, 707, 743, 1414, 1486, 1919, 3838, 5201, 10402, 13433, 14117, 26866, 28234, 75043, 98819, 150086, 197638, 525301, 1050602, 1425817, 2851634, 9980719, 19961438]

約数ペア:

[(1, 19961438), (2, 9980719), (7, 2851634), (14, 1425817), (19, 1050602), (38, 525301), (101, 197638), (133, 150086), (202, 98819), (266, 75043), (707, 28234), (743, 26866), (1414, 14117), (1486, 13433), (1919, 10402), (3838, 5201)]