18900516

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{4363}}^1$

素因数の和:4408

約数の個数: 36

約数和(自身を含む): 46555152

約数和(自身を除く): 27654636

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 361, 722, 1083, 1444, 2166, 4332, 4363, 8726, 13089, 17452, 26178, 52356, 82897, 165794, 248691, 331588, 497382, 994764, 1575043, 3150086, 4725129, 6300172, 9450258, 18900516]

約数ペア:

[(1, 18900516), (2, 9450258), (3, 6300172), (4, 4725129), (6, 3150086), (12, 1575043), (19, 994764), (38, 497382), (57, 331588), (76, 248691), (114, 165794), (228, 82897), (361, 52356), (722, 26178), (1083, 17452), (1444, 13089), (2166, 8726), (4332, 4363)]