16638188

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{269}}^1$

素因数の和:374

約数の個数: 36

約数和(自身を含む): 34125840

約数和(自身を除く): 17487652

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 269, 329, 538, 658, 1076, 1316, 1883, 2209, 3766, 4418, 7532, 8836, 12643, 15463, 25286, 30926, 50572, 61852, 88501, 177002, 354004, 594221, 1188442, 2376884, 4159547, 8319094, 16638188]

約数ペア:

[(1, 16638188), (2, 8319094), (4, 4159547), (7, 2376884), (14, 1188442), (28, 594221), (47, 354004), (94, 177002), (188, 88501), (269, 61852), (329, 50572), (538, 30926), (658, 25286), (1076, 15463), (1316, 12643), (1883, 8836), (2209, 7532), (3766, 4418)]