19191706

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{991}}^1$

素因数の和:1437

約数の個数: 16

約数和(自身を含む): 30140928

約数和(自身を除く): 10949222

約数列:

[1, 2, 23, 46, 421, 842, 991, 1982, 9683, 19366, 22793, 45586, 417211, 834422, 9595853, 19191706]

約数ペア:

[(1, 19191706), (2, 9595853), (23, 834422), (46, 417211), (421, 45586), (842, 22793), (991, 19366), (1982, 9683)]