20237707168

素因数分解:

$2^5\times 7^2\times {\mathrm{829}}^1\times {\mathrm{15569}}^1$

素因数の和:16422

約数の個数: 72

約数和(自身を含む): 46406852100

約数和(自身を除く): 26169144932

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 829, 1568, 1658, 3316, 5803, 6632, 11606, 13264, 15569, 23212, 26528, 31138, 40621, 46424, 62276, 81242, 92848, 108983, 124552, 162484, 185696, 217966, 249104, 324968, 435932, 498208, 649936, 762881, 871864, 1299872, 1525762, 1743728, 3051524, 3487456, 6103048, 12206096, 12906701, 24412192, 25813402, 51626804, 90346907, 103253608, 180693814, 206507216, 361387628, 413014432, 632428349, 722775256, 1264856698, 1445550512, 2529713396, 2891101024, 5059426792, 10118853584, 20237707168]

約数ペア:

[(1, 20237707168), (2, 10118853584), (4, 5059426792), (7, 2891101024), (8, 2529713396), (14, 1445550512), (16, 1264856698), (28, 722775256), (32, 632428349), (49, 413014432), (56, 361387628), (98, 206507216), (112, 180693814), (196, 103253608), (224, 90346907), (392, 51626804), (784, 25813402), (829, 24412192), (1568, 12906701), (1658, 12206096), (3316, 6103048), (5803, 3487456), (6632, 3051524), (11606, 1743728), (13264, 1525762), (15569, 1299872), (23212, 871864), (26528, 762881), (31138, 649936), (40621, 498208), (46424, 435932), (62276, 324968), (81242, 249104), (92848, 217966), (108983, 185696), (124552, 162484)]