18778839107

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2664043}}^1$

素因数の和:2664122

約数の個数: 16

約数和(自身を含む): 23017340160

約数和(自身を除く): 4238501053

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 2664043, 18648301, 50616817, 141194279, 354317719, 988359953, 2682691301, 18778839107]

約数ペア:

[(1, 18778839107), (7, 2682691301), (19, 988359953), (53, 354317719), (133, 141194279), (371, 50616817), (1007, 18648301), (7049, 2664043)]