20897534

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 16427266

約数列:

[1, 2, 7, 14, 31, 62, 179, 217, 269, 358, 434, 538, 1253, 1883, 2506, 3766, 5549, 8339, 11098, 16678, 38843, 48151, 58373, 77686, 96302, 116746, 337057, 674114, 1492681, 2985362, 10448767, 20897534]

約数ペア:

[(1, 20897534), (2, 10448767), (7, 2985362), (14, 1492681), (31, 674114), (62, 337057), (179, 116746), (217, 96302), (269, 77686), (358, 58373), (434, 48151), (538, 38843), (1253, 16678), (1883, 11098), (2506, 8339), (3766, 5549)]