18696230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3001}}^1$

素因数の和:3104

約数の個数: 32

約数和(自身を含む): 38905920

約数和(自身を除く): 20209690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3001, 3115, 6002, 6230, 15005, 21007, 30010, 42014, 105035, 210070, 267089, 534178, 1335445, 1869623, 2670890, 3739246, 9348115, 18696230]

約数ペア:

[(1, 18696230), (2, 9348115), (5, 3739246), (7, 2670890), (10, 1869623), (14, 1335445), (35, 534178), (70, 267089), (89, 210070), (178, 105035), (445, 42014), (623, 30010), (890, 21007), (1246, 15005), (3001, 6230), (3115, 6002)]