18788220224

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{159287}}^1$

素因数の和:159415

約数の個数: 56

約数和(自身を含む): 39649968960

約数和(自身を除く): 20861748736

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 97, 152, 194, 304, 388, 608, 776, 1216, 1552, 1843, 3104, 3686, 6208, 7372, 14744, 29488, 58976, 117952, 159287, 318574, 637148, 1274296, 2548592, 3026453, 5097184, 6052906, 10194368, 12105812, 15450839, 24211624, 30901678, 48423248, 61803356, 96846496, 123606712, 193692992, 247213424, 293565941, 494426848, 587131882, 988853696, 1174263764, 2348527528, 4697055056, 9394110112, 18788220224]

約数ペア:

[(1, 18788220224), (2, 9394110112), (4, 4697055056), (8, 2348527528), (16, 1174263764), (19, 988853696), (32, 587131882), (38, 494426848), (64, 293565941), (76, 247213424), (97, 193692992), (152, 123606712), (194, 96846496), (304, 61803356), (388, 48423248), (608, 30901678), (776, 24211624), (1216, 15450839), (1552, 12105812), (1843, 10194368), (3104, 6052906), (3686, 5097184), (6208, 3026453), (7372, 2548592), (14744, 1274296), (29488, 637148), (58976, 318574), (117952, 159287)]