19123994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21881}}^1$

素因数の和:21925

約数の個数: 16

約数和(自身を含む): 31510080

約数和(自身を除く): 12386086

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 21881, 43762, 415739, 503263, 831478, 1006526, 9561997, 19123994]

約数ペア:

[(1, 19123994), (2, 9561997), (19, 1006526), (23, 831478), (38, 503263), (46, 415739), (437, 43762), (874, 21881)]