19226728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1297}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 38550600

約数和(自身を除く): 19323872

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 136, 218, 436, 872, 1297, 1853, 2594, 3706, 5188, 7412, 10376, 14824, 22049, 44098, 88196, 141373, 176392, 282746, 565492, 1130984, 2403341, 4806682, 9613364, 19226728]

約数ペア:

[(1, 19226728), (2, 9613364), (4, 4806682), (8, 2403341), (17, 1130984), (34, 565492), (68, 282746), (109, 176392), (136, 141373), (218, 88196), (436, 44098), (872, 22049), (1297, 14824), (1853, 10376), (2594, 7412), (3706, 5188)]