20149978

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{11839}}^1$

素因数の和:11901

約数の個数: 16

約数和(自身を含む): 32394240

約数和(自身を除く): 12244262

約数列:

[1, 2, 23, 37, 46, 74, 851, 1702, 11839, 23678, 272297, 438043, 544594, 876086, 10074989, 20149978]

約数ペア:

[(1, 20149978), (2, 10074989), (23, 876086), (37, 544594), (46, 438043), (74, 272297), (851, 23678), (1702, 11839)]