20366959095

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{471949}}^1$

素因数の和:472104

約数の個数: 48

約数和(自身を含む): 40640558400

約数和(自身を除く): 20273599305

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 137, 315, 411, 685, 959, 1233, 2055, 2877, 4795, 6165, 8631, 14385, 43155, 471949, 1415847, 2359745, 3303643, 4247541, 7079235, 9910929, 16518215, 21237705, 29732787, 49554645, 64657013, 148663935, 193971039, 323285065, 452599091, 581913117, 969855195, 1357797273, 2262995455, 2909565585, 4073391819, 6788986365, 20366959095]

約数ペア:

[(1, 20366959095), (3, 6788986365), (5, 4073391819), (7, 2909565585), (9, 2262995455), (15, 1357797273), (21, 969855195), (35, 581913117), (45, 452599091), (63, 323285065), (105, 193971039), (137, 148663935), (315, 64657013), (411, 49554645), (685, 29732787), (959, 21237705), (1233, 16518215), (2055, 9910929), (2877, 7079235), (4795, 4247541), (6165, 3303643), (8631, 2359745), (14385, 1415847), (43155, 471949)]