20839922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{18911}}^1$

素因数の和:18961

約数の個数: 16

約数和(自身を含む): 34041600

約数和(自身を除く): 13201678

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 18911, 37822, 359309, 548419, 718618, 1096838, 10419961, 20839922]

約数ペア:

[(1, 20839922), (2, 10419961), (19, 1096838), (29, 718618), (38, 548419), (58, 359309), (551, 37822), (1102, 18911)]