20183770

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 37743552

約数和(自身を除く): 17559782

約数列:

[1, 2, 5, 10, 43, 73, 86, 146, 215, 365, 430, 643, 730, 1286, 3139, 3215, 6278, 6430, 15695, 27649, 31390, 46939, 55298, 93878, 138245, 234695, 276490, 469390, 2018377, 4036754, 10091885, 20183770]

約数ペア:

[(1, 20183770), (2, 10091885), (5, 4036754), (10, 2018377), (43, 469390), (73, 276490), (86, 234695), (146, 138245), (215, 93878), (365, 55298), (430, 46939), (643, 31390), (730, 27649), (1286, 15695), (3139, 6430), (3215, 6278)]