19499906

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{5807}}^1$

素因数の和:5905

約数の個数: 16

約数和(自身を含む): 30945024

約数和(自身を除く): 11445118

約数列:

[1, 2, 23, 46, 73, 146, 1679, 3358, 5807, 11614, 133561, 267122, 423911, 847822, 9749953, 19499906]

約数ペア:

[(1, 19499906), (2, 9749953), (23, 847822), (46, 423911), (73, 267122), (146, 133561), (1679, 11614), (3358, 5807)]