20517930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227977}}^1$

素因数の和:227990

約数の個数: 24

約数和(自身を含む): 53346852

約数和(自身を除く): 32828922

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227977, 455954, 683931, 1139885, 1367862, 2051793, 2279770, 3419655, 4103586, 6839310, 10258965, 20517930]

約数ペア:

[(1, 20517930), (2, 10258965), (3, 6839310), (5, 4103586), (6, 3419655), (9, 2279770), (10, 2051793), (15, 1367862), (18, 1139885), (30, 683931), (45, 455954), (90, 227977)]