18040608

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1693}}^1$

素因数の和:1746

約数の個数: 72

約数和(自身を含む): 52720668

約数和(自身を除く): 34680060

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1693, 1776, 2664, 3386, 3552, 5079, 5328, 6772, 10158, 10656, 13544, 15237, 20316, 27088, 30474, 40632, 54176, 60948, 62641, 81264, 121896, 125282, 162528, 187923, 243792, 250564, 375846, 487584, 501128, 563769, 751692, 1002256, 1127538, 1503384, 2004512, 2255076, 3006768, 4510152, 6013536, 9020304, 18040608]

約数ペア:

[(1, 18040608), (2, 9020304), (3, 6013536), (4, 4510152), (6, 3006768), (8, 2255076), (9, 2004512), (12, 1503384), (16, 1127538), (18, 1002256), (24, 751692), (32, 563769), (36, 501128), (37, 487584), (48, 375846), (72, 250564), (74, 243792), (96, 187923), (111, 162528), (144, 125282), (148, 121896), (222, 81264), (288, 62641), (296, 60948), (333, 54176), (444, 40632), (592, 30474), (666, 27088), (888, 20316), (1184, 15237), (1332, 13544), (1693, 10656), (1776, 10158), (2664, 6772), (3386, 5328), (3552, 5079)]