20487624

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 33944376

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 179, 228, 251, 358, 456, 502, 537, 716, 753, 1004, 1074, 1432, 1506, 2008, 2148, 3012, 3401, 4296, 4769, 6024, 6802, 9538, 10203, 13604, 14307, 19076, 20406, 27208, 28614, 38152, 40812, 44929, 57228, 81624, 89858, 114456, 134787, 179716, 269574, 359432, 539148, 853651, 1078296, 1707302, 2560953, 3414604, 5121906, 6829208, 10243812, 20487624]

約数ペア:

[(1, 20487624), (2, 10243812), (3, 6829208), (4, 5121906), (6, 3414604), (8, 2560953), (12, 1707302), (19, 1078296), (24, 853651), (38, 539148), (57, 359432), (76, 269574), (114, 179716), (152, 134787), (179, 114456), (228, 89858), (251, 81624), (358, 57228), (456, 44929), (502, 40812), (537, 38152), (716, 28614), (753, 27208), (1004, 20406), (1074, 19076), (1432, 14307), (1506, 13604), (2008, 10203), (2148, 9538), (3012, 6802), (3401, 6024), (4296, 4769)]