16987318

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 28366848

約数和(自身を除く): 11379530

約数列:

[1, 2, 17, 31, 34, 62, 71, 142, 227, 454, 527, 1054, 1207, 2201, 2414, 3859, 4402, 7037, 7718, 14074, 16117, 32234, 37417, 74834, 119629, 239258, 273989, 499627, 547978, 999254, 8493659, 16987318]

約数ペア:

[(1, 16987318), (2, 8493659), (17, 999254), (31, 547978), (34, 499627), (62, 273989), (71, 239258), (142, 119629), (227, 74834), (454, 37417), (527, 32234), (1054, 16117), (1207, 14074), (2201, 7718), (2414, 7037), (3859, 4402)]