19765130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:244

約数の個数: 96

約数和(自身を含む): 47770560

約数和(自身を除く): 28005430

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 49, 55, 70, 77, 95, 98, 110, 133, 154, 190, 193, 209, 245, 266, 385, 386, 418, 490, 539, 665, 770, 931, 965, 1045, 1078, 1330, 1351, 1463, 1862, 1930, 2090, 2123, 2695, 2702, 2926, 3667, 4246, 4655, 5390, 6755, 7315, 7334, 9310, 9457, 10241, 10615, 13510, 14630, 14861, 18335, 18914, 20482, 21230, 25669, 29722, 36670, 40337, 47285, 51205, 51338, 74305, 80674, 94570, 102410, 104027, 128345, 148610, 179683, 201685, 208054, 256690, 282359, 359366, 403370, 520135, 564718, 898415, 1040270, 1411795, 1796830, 1976513, 2823590, 3953026, 9882565, 19765130]

約数ペア:

[(1, 19765130), (2, 9882565), (5, 3953026), (7, 2823590), (10, 1976513), (11, 1796830), (14, 1411795), (19, 1040270), (22, 898415), (35, 564718), (38, 520135), (49, 403370), (55, 359366), (70, 282359), (77, 256690), (95, 208054), (98, 201685), (110, 179683), (133, 148610), (154, 128345), (190, 104027), (193, 102410), (209, 94570), (245, 80674), (266, 74305), (385, 51338), (386, 51205), (418, 47285), (490, 40337), (539, 36670), (665, 29722), (770, 25669), (931, 21230), (965, 20482), (1045, 18914), (1078, 18335), (1330, 14861), (1351, 14630), (1463, 13510), (1862, 10615), (1930, 10241), (2090, 9457), (2123, 9310), (2695, 7334), (2702, 7315), (2926, 6755), (3667, 5390), (4246, 4655)]