18727124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4339}}^1$

素因数の和:4439

約数の個数: 24

約数和(自身を含む): 35726880

約数和(自身を除く): 16999756

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 4339, 8678, 17356, 56407, 112814, 225628, 360137, 720274, 1440548, 4681781, 9363562, 18727124]

約数ペア:

[(1, 18727124), (2, 9363562), (4, 4681781), (13, 1440548), (26, 720274), (52, 360137), (83, 225628), (166, 112814), (332, 56407), (1079, 17356), (2158, 8678), (4316, 4339)]