19026819

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1459}}^1$

素因数の和:1501

約数の個数: 40

約数和(自身を含む): 33918720

約数和(自身を除く): 14891901

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1459, 1863, 4347, 4377, 10213, 13041, 13131, 30639, 33557, 39393, 91917, 100671, 118179, 234899, 275751, 302013, 704697, 827253, 906039, 2114091, 2718117, 6342273, 19026819]

約数ペア:

[(1, 19026819), (3, 6342273), (7, 2718117), (9, 2114091), (21, 906039), (23, 827253), (27, 704697), (63, 302013), (69, 275751), (81, 234899), (161, 118179), (189, 100671), (207, 91917), (483, 39393), (567, 33557), (621, 30639), (1449, 13131), (1459, 13041), (1863, 10213), (4347, 4377)]