19927728

素因数分解:

$2^4\times 3^3\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:463

約数の個数: 80

約数和(自身を含む): 57754240

約数和(自身を除く): 37826512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 163, 216, 283, 326, 432, 489, 566, 652, 849, 978, 1132, 1304, 1467, 1698, 1956, 2264, 2547, 2608, 2934, 3396, 3912, 4401, 4528, 5094, 5868, 6792, 7641, 7824, 8802, 10188, 11736, 13584, 15282, 17604, 20376, 23472, 30564, 35208, 40752, 46129, 61128, 70416, 92258, 122256, 138387, 184516, 276774, 369032, 415161, 553548, 738064, 830322, 1107096, 1245483, 1660644, 2214192, 2490966, 3321288, 4981932, 6642576, 9963864, 19927728]

約数ペア:

[(1, 19927728), (2, 9963864), (3, 6642576), (4, 4981932), (6, 3321288), (8, 2490966), (9, 2214192), (12, 1660644), (16, 1245483), (18, 1107096), (24, 830322), (27, 738064), (36, 553548), (48, 415161), (54, 369032), (72, 276774), (108, 184516), (144, 138387), (163, 122256), (216, 92258), (283, 70416), (326, 61128), (432, 46129), (489, 40752), (566, 35208), (652, 30564), (849, 23472), (978, 20376), (1132, 17604), (1304, 15282), (1467, 13584), (1698, 11736), (1956, 10188), (2264, 8802), (2547, 7824), (2608, 7641), (2934, 6792), (3396, 5868), (3912, 5094), (4401, 4528)]