20684954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{3643}}^1$

素因数の和:3829

約数の個数: 16

約数和(自身を含む): 33058368

約数和(自身を除く): 12373414

約数列:

[1, 2, 17, 34, 167, 334, 2839, 3643, 5678, 7286, 61931, 123862, 608381, 1216762, 10342477, 20684954]

約数ペア:

[(1, 20684954), (2, 10342477), (17, 1216762), (34, 608381), (167, 123862), (334, 61931), (2839, 7286), (3643, 5678)]