20276914

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2459}}^1$

素因数の和:2518

約数の個数: 32

約数和(自身を含む): 37785600

約数和(自身を除く): 17508686

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 2459, 4123, 4918, 8246, 17213, 34426, 46721, 76229, 93442, 152458, 327047, 533603, 654094, 1067206, 1448351, 2896702, 10138457, 20276914]

約数ペア:

[(1, 20276914), (2, 10138457), (7, 2896702), (14, 1448351), (19, 1067206), (31, 654094), (38, 533603), (62, 327047), (133, 152458), (217, 93442), (266, 76229), (434, 46721), (589, 34426), (1178, 17213), (2459, 8246), (4123, 4918)]