20164624

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 41559840

約数和(自身を除く): 21395216

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 113, 152, 226, 304, 452, 587, 904, 1174, 1808, 2147, 2348, 4294, 4696, 8588, 9392, 11153, 17176, 22306, 34352, 44612, 66331, 89224, 132662, 178448, 265324, 530648, 1061296, 1260289, 2520578, 5041156, 10082312, 20164624]

約数ペア:

[(1, 20164624), (2, 10082312), (4, 5041156), (8, 2520578), (16, 1260289), (19, 1061296), (38, 530648), (76, 265324), (113, 178448), (152, 132662), (226, 89224), (304, 66331), (452, 44612), (587, 34352), (904, 22306), (1174, 17176), (1808, 11153), (2147, 9392), (2348, 8588), (4294, 4696)]