20897646

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45233}}^1$

素因数の和:45256

約数の個数: 32

約数和(自身を含む): 52109568

約数和(自身を除く): 31211922

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 45233, 90466, 135699, 271398, 316631, 497563, 633262, 949893, 995126, 1492689, 1899786, 2985378, 3482941, 6965882, 10448823, 20897646]

約数ペア:

[(1, 20897646), (2, 10448823), (3, 6965882), (6, 3482941), (7, 2985378), (11, 1899786), (14, 1492689), (21, 995126), (22, 949893), (33, 633262), (42, 497563), (66, 316631), (77, 271398), (154, 135699), (231, 90466), (462, 45233)]