19842210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{220469}}^1$

素因数の和:220482

約数の個数: 24

約数和(自身を含む): 51589980

約数和(自身を除く): 31747770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 220469, 440938, 661407, 1102345, 1322814, 1984221, 2204690, 3307035, 3968442, 6614070, 9921105, 19842210]

約数ペア:

[(1, 19842210), (2, 9921105), (3, 6614070), (5, 3968442), (6, 3307035), (9, 2204690), (10, 1984221), (15, 1322814), (18, 1102345), (30, 661407), (45, 440938), (90, 220469)]