18488778

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5717}}^1$

素因数の和:5747

約数の個数: 48

約数和(自身を含む): 46933344

約数和(自身を除く): 28444566

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 1078, 1617, 3234, 5717, 11434, 17151, 34302, 40019, 62887, 80038, 120057, 125774, 188661, 240114, 280133, 377322, 440209, 560266, 840399, 880418, 1320627, 1680798, 2641254, 3081463, 6162926, 9244389, 18488778]

約数ペア:

[(1, 18488778), (2, 9244389), (3, 6162926), (6, 3081463), (7, 2641254), (11, 1680798), (14, 1320627), (21, 880418), (22, 840399), (33, 560266), (42, 440209), (49, 377322), (66, 280133), (77, 240114), (98, 188661), (147, 125774), (154, 120057), (231, 80038), (294, 62887), (462, 40019), (539, 34302), (1078, 17151), (1617, 11434), (3234, 5717)]