19720430352

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19563919}}^1$

素因数の和:19563940

約数の個数: 60

約数和(自身を含む): 63074078080

約数和(自身を除く): 43353647728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 19563919, 39127838, 58691757, 78255676, 117383514, 136947433, 156511352, 176075271, 234767028, 273894866, 313022704, 352150542, 410842299, 469534056, 547789732, 704301084, 821684598, 939068112, 1095579464, 1232526897, 1408602168, 1643369196, 2191158928, 2465053794, 2817204336, 3286738392, 4930107588, 6573476784, 9860215176, 19720430352]

約数ペア:

[(1, 19720430352), (2, 9860215176), (3, 6573476784), (4, 4930107588), (6, 3286738392), (7, 2817204336), (8, 2465053794), (9, 2191158928), (12, 1643369196), (14, 1408602168), (16, 1232526897), (18, 1095579464), (21, 939068112), (24, 821684598), (28, 704301084), (36, 547789732), (42, 469534056), (48, 410842299), (56, 352150542), (63, 313022704), (72, 273894866), (84, 234767028), (112, 176075271), (126, 156511352), (144, 136947433), (168, 117383514), (252, 78255676), (336, 58691757), (504, 39127838), (1008, 19563919)]