19031954

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7487}}^1$

素因数の和:7561

約数の個数: 16

約数和(自身を含む): 30191616

約数和(自身を除く): 11159662

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 7487, 14974, 232097, 306967, 464194, 613934, 9515977, 19031954]

約数ペア:

[(1, 19031954), (2, 9515977), (31, 613934), (41, 464194), (62, 306967), (82, 232097), (1271, 14974), (2542, 7487)]