20587488

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11287}}^1$

素因数の和:11319

約数の個数: 48

約数和(自身を含む): 56891520

約数和(自身を除く): 36304032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11287, 22574, 33861, 45148, 67722, 90296, 135444, 180592, 214453, 270888, 361184, 428906, 541776, 643359, 857812, 1083552, 1286718, 1715624, 2573436, 3431248, 5146872, 6862496, 10293744, 20587488]

約数ペア:

[(1, 20587488), (2, 10293744), (3, 6862496), (4, 5146872), (6, 3431248), (8, 2573436), (12, 1715624), (16, 1286718), (19, 1083552), (24, 857812), (32, 643359), (38, 541776), (48, 428906), (57, 361184), (76, 270888), (96, 214453), (114, 180592), (152, 135444), (228, 90296), (304, 67722), (456, 45148), (608, 33861), (912, 22574), (1824, 11287)]