18385730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{463}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 38185344

約数和(自身を除く): 19799614

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 361, 418, 463, 722, 926, 1045, 1805, 2090, 2315, 3610, 3971, 4630, 5093, 7942, 8797, 10186, 17594, 19855, 25465, 39710, 43985, 50930, 87970, 96767, 167143, 193534, 334286, 483835, 835715, 967670, 1671430, 1838573, 3677146, 9192865, 18385730]

約数ペア:

[(1, 18385730), (2, 9192865), (5, 3677146), (10, 1838573), (11, 1671430), (19, 967670), (22, 835715), (38, 483835), (55, 334286), (95, 193534), (110, 167143), (190, 96767), (209, 87970), (361, 50930), (418, 43985), (463, 39710), (722, 25465), (926, 19855), (1045, 17594), (1805, 10186), (2090, 8797), (2315, 7942), (3610, 5093), (3971, 4630)]