16995880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 44439840

約数和(自身を除く): 27443960

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 107, 110, 152, 190, 209, 214, 220, 361, 380, 418, 428, 440, 535, 722, 760, 836, 856, 1045, 1070, 1177, 1444, 1672, 1805, 2033, 2090, 2140, 2354, 2888, 3610, 3971, 4066, 4180, 4280, 4708, 5885, 7220, 7942, 8132, 8360, 9416, 10165, 11770, 14440, 15884, 16264, 19855, 20330, 22363, 23540, 31768, 38627, 39710, 40660, 44726, 47080, 77254, 79420, 81320, 89452, 111815, 154508, 158840, 178904, 193135, 223630, 309016, 386270, 424897, 447260, 772540, 849794, 894520, 1545080, 1699588, 2124485, 3399176, 4248970, 8497940, 16995880]

約数ペア:

[(1, 16995880), (2, 8497940), (4, 4248970), (5, 3399176), (8, 2124485), (10, 1699588), (11, 1545080), (19, 894520), (20, 849794), (22, 772540), (38, 447260), (40, 424897), (44, 386270), (55, 309016), (76, 223630), (88, 193135), (95, 178904), (107, 158840), (110, 154508), (152, 111815), (190, 89452), (209, 81320), (214, 79420), (220, 77254), (361, 47080), (380, 44726), (418, 40660), (428, 39710), (440, 38627), (535, 31768), (722, 23540), (760, 22363), (836, 20330), (856, 19855), (1045, 16264), (1070, 15884), (1177, 14440), (1444, 11770), (1672, 10165), (1805, 9416), (2033, 8360), (2090, 8132), (2140, 7942), (2354, 7220), (2888, 5885), (3610, 4708), (3971, 4280), (4066, 4180)]