18667764

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{17881}}^1$

素因数の和:17920

約数の個数: 36

約数和(自身を含む): 48817860

約数和(自身を除く): 30150096

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 17881, 35762, 53643, 71524, 107286, 160929, 214572, 321858, 518549, 643716, 1037098, 1555647, 2074196, 3111294, 4666941, 6222588, 9333882, 18667764]

約数ペア:

[(1, 18667764), (2, 9333882), (3, 6222588), (4, 4666941), (6, 3111294), (9, 2074196), (12, 1555647), (18, 1037098), (29, 643716), (36, 518549), (58, 321858), (87, 214572), (116, 160929), (174, 107286), (261, 71524), (348, 53643), (522, 35762), (1044, 17881)]