20801466

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8689}}^1$

素因数の和:8723

約数の個数: 48

約数和(自身を含む): 54225600

約数和(自身を除く): 33424134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8689, 17378, 26067, 52134, 60823, 78201, 121646, 156402, 165091, 182469, 330182, 364938, 495273, 547407, 990546, 1094814, 1155637, 1485819, 2311274, 2971638, 3466911, 6933822, 10400733, 20801466]

約数ペア:

[(1, 20801466), (2, 10400733), (3, 6933822), (6, 3466911), (7, 2971638), (9, 2311274), (14, 1485819), (18, 1155637), (19, 1094814), (21, 990546), (38, 547407), (42, 495273), (57, 364938), (63, 330182), (114, 182469), (126, 165091), (133, 156402), (171, 121646), (266, 78201), (342, 60823), (399, 52134), (798, 26067), (1197, 17378), (2394, 8689)]