20310208

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:425

約数の個数: 56

約数和(自身を含む): 43159680

約数和(自身を除く): 22849472

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 232, 248, 353, 464, 496, 706, 899, 928, 992, 1412, 1798, 1856, 1984, 2824, 3596, 5648, 7192, 10237, 10943, 11296, 14384, 20474, 21886, 22592, 28768, 40948, 43772, 57536, 81896, 87544, 163792, 175088, 317347, 327584, 350176, 634694, 655168, 700352, 1269388, 2538776, 5077552, 10155104, 20310208]

約数ペア:

[(1, 20310208), (2, 10155104), (4, 5077552), (8, 2538776), (16, 1269388), (29, 700352), (31, 655168), (32, 634694), (58, 350176), (62, 327584), (64, 317347), (116, 175088), (124, 163792), (232, 87544), (248, 81896), (353, 57536), (464, 43772), (496, 40948), (706, 28768), (899, 22592), (928, 21886), (992, 20474), (1412, 14384), (1798, 11296), (1856, 10943), (1984, 10237), (2824, 7192), (3596, 5648)]