20518230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3067}}^1$

素因数の和:3300

約数の個数: 32

約数和(自身を含む): 49480704

約数和(自身を除く): 28962474

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 223, 446, 669, 1115, 1338, 2230, 3067, 3345, 6134, 6690, 9201, 15335, 18402, 30670, 46005, 92010, 683941, 1367882, 2051823, 3419705, 4103646, 6839410, 10259115, 20518230]

約数ペア:

[(1, 20518230), (2, 10259115), (3, 6839410), (5, 4103646), (6, 3419705), (10, 2051823), (15, 1367882), (30, 683941), (223, 92010), (446, 46005), (669, 30670), (1115, 18402), (1338, 15335), (2230, 9201), (3067, 6690), (3345, 6134)]