1990486976

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{2143}}^1$

素因数の和:2809

約数の個数: 56

約数和(自身を含む): 4130064384

約数和(自身を除く): 2139577408

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 368, 631, 736, 1262, 1472, 2143, 2524, 4286, 5048, 8572, 10096, 14513, 17144, 20192, 29026, 34288, 40384, 49289, 58052, 68576, 98578, 116104, 137152, 197156, 232208, 394312, 464416, 788624, 928832, 1352233, 1577248, 2704466, 3154496, 5408932, 10817864, 21635728, 31101359, 43271456, 62202718, 86542912, 124405436, 248810872, 497621744, 995243488, 1990486976]

約数ペア:

[(1, 1990486976), (2, 995243488), (4, 497621744), (8, 248810872), (16, 124405436), (23, 86542912), (32, 62202718), (46, 43271456), (64, 31101359), (92, 21635728), (184, 10817864), (368, 5408932), (631, 3154496), (736, 2704466), (1262, 1577248), (1472, 1352233), (2143, 928832), (2524, 788624), (4286, 464416), (5048, 394312), (8572, 232208), (10096, 197156), (14513, 137152), (17144, 116104), (20192, 98578), (29026, 68576), (34288, 58052), (40384, 49289)]