20117152

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{853}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 43902432

約数和(自身を除く): 23785280

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 67, 88, 134, 176, 268, 352, 536, 737, 853, 1072, 1474, 1706, 2144, 2948, 3412, 5896, 6824, 9383, 11792, 13648, 18766, 23584, 27296, 37532, 57151, 75064, 114302, 150128, 228604, 300256, 457208, 628661, 914416, 1257322, 1828832, 2514644, 5029288, 10058576, 20117152]

約数ペア:

[(1, 20117152), (2, 10058576), (4, 5029288), (8, 2514644), (11, 1828832), (16, 1257322), (22, 914416), (32, 628661), (44, 457208), (67, 300256), (88, 228604), (134, 150128), (176, 114302), (268, 75064), (352, 57151), (536, 37532), (737, 27296), (853, 23584), (1072, 18766), (1474, 13648), (1706, 11792), (2144, 9383), (2948, 6824), (3412, 5896)]