18464416

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 38170440

約数和(自身を除く): 19706024

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 101, 116, 197, 202, 232, 394, 404, 464, 788, 808, 928, 1576, 1616, 2929, 3152, 3232, 5713, 5858, 6304, 11426, 11716, 19897, 22852, 23432, 39794, 45704, 46864, 79588, 91408, 93728, 159176, 182816, 318352, 577013, 636704, 1154026, 2308052, 4616104, 9232208, 18464416]

約数ペア:

[(1, 18464416), (2, 9232208), (4, 4616104), (8, 2308052), (16, 1154026), (29, 636704), (32, 577013), (58, 318352), (101, 182816), (116, 159176), (197, 93728), (202, 91408), (232, 79588), (394, 46864), (404, 45704), (464, 39794), (788, 23432), (808, 22852), (928, 19897), (1576, 11716), (1616, 11426), (2929, 6304), (3152, 5858), (3232, 5713)]