18640272

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1913}}^1$

素因数の和:1960

約数の個数: 80

約数和(自身を含む): 56960640

約数和(自身を除く): 38320368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 84, 87, 112, 116, 168, 174, 203, 232, 336, 348, 406, 464, 609, 696, 812, 1218, 1392, 1624, 1913, 2436, 3248, 3826, 4872, 5739, 7652, 9744, 11478, 13391, 15304, 22956, 26782, 30608, 40173, 45912, 53564, 55477, 80346, 91824, 107128, 110954, 160692, 166431, 214256, 221908, 321384, 332862, 388339, 443816, 642768, 665724, 776678, 887632, 1165017, 1331448, 1553356, 2330034, 2662896, 3106712, 4660068, 6213424, 9320136, 18640272]

約数ペア:

[(1, 18640272), (2, 9320136), (3, 6213424), (4, 4660068), (6, 3106712), (7, 2662896), (8, 2330034), (12, 1553356), (14, 1331448), (16, 1165017), (21, 887632), (24, 776678), (28, 665724), (29, 642768), (42, 443816), (48, 388339), (56, 332862), (58, 321384), (84, 221908), (87, 214256), (112, 166431), (116, 160692), (168, 110954), (174, 107128), (203, 91824), (232, 80346), (336, 55477), (348, 53564), (406, 45912), (464, 40173), (609, 30608), (696, 26782), (812, 22956), (1218, 15304), (1392, 13391), (1624, 11478), (1913, 9744), (2436, 7652), (3248, 5739), (3826, 4872)]