19530070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{279001}}^1$

素因数の和:279015

約数の個数: 16

約数和(自身を含む): 40176288

約数和(自身を除く): 20646218

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 279001, 558002, 1395005, 1953007, 2790010, 3906014, 9765035, 19530070]

約数ペア:

[(1, 19530070), (2, 9765035), (5, 3906014), (7, 2790010), (10, 1953007), (14, 1395005), (35, 558002), (70, 279001)]