20407029256

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{286519}}^1$

素因数の和:286861

約数の個数: 32

約数和(自身を含む): 39711672000

約数和(自身を除く): 19304642744

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 307, 614, 1228, 2456, 8903, 17806, 35612, 71224, 286519, 573038, 1146076, 2292152, 8309051, 16618102, 33236204, 66472408, 87961333, 175922666, 351845332, 703690664, 2550878657, 5101757314, 10203514628, 20407029256]

約数ペア:

[(1, 20407029256), (2, 10203514628), (4, 5101757314), (8, 2550878657), (29, 703690664), (58, 351845332), (116, 175922666), (232, 87961333), (307, 66472408), (614, 33236204), (1228, 16618102), (2456, 8309051), (8903, 2292152), (17806, 1146076), (35612, 573038), (71224, 286519)]