19395706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21503}}^1$

素因数の和:21557

約数の個数: 16

約数和(自身を含む): 32514048

約数和(自身を除く): 13118342

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21503, 43006, 236533, 473066, 881623, 1763246, 9697853, 19395706]

約数ペア:

[(1, 19395706), (2, 9697853), (11, 1763246), (22, 881623), (41, 473066), (82, 236533), (451, 43006), (902, 21503)]