20165487216

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1622063}}^1$

素因数の和:1622118

約数の個数: 80

約数和(自身を含む): 61145324544

約数和(自身を除く): 40979837328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 74, 84, 111, 112, 148, 168, 222, 259, 296, 336, 444, 518, 592, 777, 888, 1036, 1554, 1776, 2072, 3108, 4144, 6216, 12432, 1622063, 3244126, 4866189, 6488252, 9732378, 11354441, 12976504, 19464756, 22708882, 25953008, 34063323, 38929512, 45417764, 60016331, 68126646, 77859024, 90835528, 120032662, 136253292, 180048993, 181671056, 240065324, 272506584, 360097986, 420114317, 480130648, 545013168, 720195972, 840228634, 960261296, 1260342951, 1440391944, 1680457268, 2520685902, 2880783888, 3360914536, 5041371804, 6721829072, 10082743608, 20165487216]

約数ペア:

[(1, 20165487216), (2, 10082743608), (3, 6721829072), (4, 5041371804), (6, 3360914536), (7, 2880783888), (8, 2520685902), (12, 1680457268), (14, 1440391944), (16, 1260342951), (21, 960261296), (24, 840228634), (28, 720195972), (37, 545013168), (42, 480130648), (48, 420114317), (56, 360097986), (74, 272506584), (84, 240065324), (111, 181671056), (112, 180048993), (148, 136253292), (168, 120032662), (222, 90835528), (259, 77859024), (296, 68126646), (336, 60016331), (444, 45417764), (518, 38929512), (592, 34063323), (777, 25953008), (888, 22708882), (1036, 19464756), (1554, 12976504), (1776, 11354441), (2072, 9732378), (3108, 6488252), (4144, 4866189), (6216, 3244126), (12432, 1622063)]