16680636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1$

素因数の和:1843

約数の個数: 72

約数和(自身を含む): 49518560

約数和(自身を除く): 32837924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 1789, 2331, 3108, 3578, 4662, 5367, 7156, 9324, 10734, 12523, 16101, 21468, 25046, 32202, 37569, 50092, 64404, 66193, 75138, 112707, 132386, 150276, 198579, 225414, 264772, 397158, 450828, 463351, 595737, 794316, 926702, 1191474, 1390053, 1853404, 2382948, 2780106, 4170159, 5560212, 8340318, 16680636]

約数ペア:

[(1, 16680636), (2, 8340318), (3, 5560212), (4, 4170159), (6, 2780106), (7, 2382948), (9, 1853404), (12, 1390053), (14, 1191474), (18, 926702), (21, 794316), (28, 595737), (36, 463351), (37, 450828), (42, 397158), (63, 264772), (74, 225414), (84, 198579), (111, 150276), (126, 132386), (148, 112707), (222, 75138), (252, 66193), (259, 64404), (333, 50092), (444, 37569), (518, 32202), (666, 25046), (777, 21468), (1036, 16101), (1332, 12523), (1554, 10734), (1789, 9324), (2331, 7156), (3108, 5367), (3578, 4662)]