199901218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{19457}}^1$

素因数の和:19937

約数の個数: 16

約数和(自身を含む): 327828384

約数和(自身を除く): 127927166

約数列:

[1, 2, 11, 22, 467, 934, 5137, 10274, 19457, 38914, 214027, 428054, 9086419, 18172838, 99950609, 199901218]

約数ペア:

[(1, 199901218), (2, 99950609), (11, 18172838), (22, 9086419), (467, 428054), (934, 214027), (5137, 38914), (10274, 19457)]