19451490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{648383}}^1$

素因数の和:648393

約数の個数: 16

約数和(自身を含む): 46683648

約数和(自身を除く): 27232158

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 648383, 1296766, 1945149, 3241915, 3890298, 6483830, 9725745, 19451490]

約数ペア:

[(1, 19451490), (2, 9725745), (3, 6483830), (5, 3890298), (6, 3241915), (10, 1945149), (15, 1296766), (30, 648383)]