19984374

素因数分解:

$2^1\times 3^3\times {\mathrm{370081}}^1$

素因数の和:370092

約数の個数: 16

約数和(自身を含む): 44409840

約数和(自身を除く): 24425466

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 370081, 740162, 1110243, 2220486, 3330729, 6661458, 9992187, 19984374]

約数ペア:

[(1, 19984374), (2, 9992187), (3, 6661458), (6, 3330729), (9, 2220486), (18, 1110243), (27, 740162), (54, 370081)]