20848448

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:327

約数の個数: 56

約数和(自身を含む): 43891200

約数和(自身を除く): 23042752

約数列:

[1, 2, 4, 8, 16, 29, 32, 47, 58, 64, 94, 116, 188, 232, 239, 376, 464, 478, 752, 928, 956, 1363, 1504, 1856, 1912, 2726, 3008, 3824, 5452, 6931, 7648, 10904, 11233, 13862, 15296, 21808, 22466, 27724, 43616, 44932, 55448, 87232, 89864, 110896, 179728, 221792, 325757, 359456, 443584, 651514, 718912, 1303028, 2606056, 5212112, 10424224, 20848448]

約数ペア:

[(1, 20848448), (2, 10424224), (4, 5212112), (8, 2606056), (16, 1303028), (29, 718912), (32, 651514), (47, 443584), (58, 359456), (64, 325757), (94, 221792), (116, 179728), (188, 110896), (232, 89864), (239, 87232), (376, 55448), (464, 44932), (478, 43616), (752, 27724), (928, 22466), (956, 21808), (1363, 15296), (1504, 13862), (1856, 11233), (1912, 10904), (2726, 7648), (3008, 6931), (3824, 5452)]