20164704

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:868

約数の個数: 96

約数和(自身を含む): 62205696

約数和(自身を除く): 42040992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 74, 84, 96, 111, 112, 148, 168, 222, 224, 259, 296, 336, 444, 518, 592, 672, 777, 811, 888, 1036, 1184, 1554, 1622, 1776, 2072, 2433, 3108, 3244, 3552, 4144, 4866, 5677, 6216, 6488, 8288, 9732, 11354, 12432, 12976, 17031, 19464, 22708, 24864, 25952, 30007, 34062, 38928, 45416, 60014, 68124, 77856, 90021, 90832, 120028, 136248, 180042, 181664, 210049, 240056, 272496, 360084, 420098, 480112, 544992, 630147, 720168, 840196, 960224, 1260294, 1440336, 1680392, 2520588, 2880672, 3360784, 5041176, 6721568, 10082352, 20164704]

約数ペア:

[(1, 20164704), (2, 10082352), (3, 6721568), (4, 5041176), (6, 3360784), (7, 2880672), (8, 2520588), (12, 1680392), (14, 1440336), (16, 1260294), (21, 960224), (24, 840196), (28, 720168), (32, 630147), (37, 544992), (42, 480112), (48, 420098), (56, 360084), (74, 272496), (84, 240056), (96, 210049), (111, 181664), (112, 180042), (148, 136248), (168, 120028), (222, 90832), (224, 90021), (259, 77856), (296, 68124), (336, 60014), (444, 45416), (518, 38928), (592, 34062), (672, 30007), (777, 25952), (811, 24864), (888, 22708), (1036, 19464), (1184, 17031), (1554, 12976), (1622, 12432), (1776, 11354), (2072, 9732), (2433, 8288), (3108, 6488), (3244, 6216), (3552, 5677), (4144, 4866)]