20147646448

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{2399}}^1\times {\mathrm{5197}}^1$

素因数の和:7705

約数の個数: 40

約数和(自身を含む): 39446582400

約数和(自身を除く): 19298935952

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 2399, 4798, 5197, 9596, 10394, 19192, 20788, 38384, 41576, 83152, 242299, 484598, 524897, 969196, 1049794, 1938392, 2099588, 3876784, 4199176, 8398352, 12467603, 24935206, 49870412, 99740824, 199481648, 1259227903, 2518455806, 5036911612, 10073823224, 20147646448]

約数ペア:

[(1, 20147646448), (2, 10073823224), (4, 5036911612), (8, 2518455806), (16, 1259227903), (101, 199481648), (202, 99740824), (404, 49870412), (808, 24935206), (1616, 12467603), (2399, 8398352), (4798, 4199176), (5197, 3876784), (9596, 2099588), (10394, 1938392), (19192, 1049794), (20788, 969196), (38384, 524897), (41576, 484598), (83152, 242299)]