20025088

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 44150400

約数和(自身を除く): 24125312

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 179, 184, 256, 304, 358, 368, 437, 608, 716, 736, 874, 1216, 1432, 1472, 1748, 2432, 2864, 2944, 3401, 3496, 4117, 4864, 5728, 5888, 6802, 6992, 8234, 11456, 13604, 13984, 16468, 22912, 27208, 27968, 32936, 45824, 54416, 55936, 65872, 78223, 108832, 111872, 131744, 156446, 217664, 263488, 312892, 435328, 526976, 625784, 870656, 1053952, 1251568, 2503136, 5006272, 10012544, 20025088]

約数ペア:

[(1, 20025088), (2, 10012544), (4, 5006272), (8, 2503136), (16, 1251568), (19, 1053952), (23, 870656), (32, 625784), (38, 526976), (46, 435328), (64, 312892), (76, 263488), (92, 217664), (128, 156446), (152, 131744), (179, 111872), (184, 108832), (256, 78223), (304, 65872), (358, 55936), (368, 54416), (437, 45824), (608, 32936), (716, 27968), (736, 27208), (874, 22912), (1216, 16468), (1432, 13984), (1472, 13604), (1748, 11456), (2432, 8234), (2864, 6992), (2944, 6802), (3401, 5888), (3496, 5728), (4117, 4864)]