20247216

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1$

素因数の和:1290

約数の個数: 80

約数和(自身を含む): 58948608

約数和(自身を除く): 38701392

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 176, 186, 248, 264, 341, 372, 496, 528, 682, 744, 1023, 1237, 1364, 1488, 2046, 2474, 2728, 3711, 4092, 4948, 5456, 7422, 8184, 9896, 13607, 14844, 16368, 19792, 27214, 29688, 38347, 40821, 54428, 59376, 76694, 81642, 108856, 115041, 153388, 163284, 217712, 230082, 306776, 326568, 421817, 460164, 613552, 653136, 843634, 920328, 1265451, 1687268, 1840656, 2530902, 3374536, 5061804, 6749072, 10123608, 20247216]

約数ペア:

[(1, 20247216), (2, 10123608), (3, 6749072), (4, 5061804), (6, 3374536), (8, 2530902), (11, 1840656), (12, 1687268), (16, 1265451), (22, 920328), (24, 843634), (31, 653136), (33, 613552), (44, 460164), (48, 421817), (62, 326568), (66, 306776), (88, 230082), (93, 217712), (124, 163284), (132, 153388), (176, 115041), (186, 108856), (248, 81642), (264, 76694), (341, 59376), (372, 54428), (496, 40821), (528, 38347), (682, 29688), (744, 27214), (1023, 19792), (1237, 16368), (1364, 14844), (1488, 13607), (2046, 9896), (2474, 8184), (2728, 7422), (3711, 5456), (4092, 4948)]