18216516

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{733}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 45214400

約数和(自身を除く): 26997884

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 109, 114, 218, 228, 327, 436, 654, 733, 1308, 1466, 2071, 2199, 2932, 4142, 4398, 6213, 8284, 8796, 12426, 13927, 24852, 27854, 41781, 55708, 79897, 83562, 159794, 167124, 239691, 319588, 479382, 958764, 1518043, 3036086, 4554129, 6072172, 9108258, 18216516]

約数ペア:

[(1, 18216516), (2, 9108258), (3, 6072172), (4, 4554129), (6, 3036086), (12, 1518043), (19, 958764), (38, 479382), (57, 319588), (76, 239691), (109, 167124), (114, 159794), (218, 83562), (228, 79897), (327, 55708), (436, 41781), (654, 27854), (733, 24852), (1308, 13927), (1466, 12426), (2071, 8796), (2199, 8284), (2932, 6213), (4142, 4398)]