20454686

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 16317154

約数列:

[1, 2, 7, 14, 29, 58, 83, 166, 203, 406, 581, 607, 1162, 1214, 2407, 4249, 4814, 8498, 16849, 17603, 33698, 35206, 50381, 100762, 123221, 246442, 352667, 705334, 1461049, 2922098, 10227343, 20454686]

約数ペア:

[(1, 20454686), (2, 10227343), (7, 2922098), (14, 1461049), (29, 705334), (58, 352667), (83, 246442), (166, 123221), (203, 100762), (406, 50381), (581, 35206), (607, 33698), (1162, 17603), (1214, 16849), (2407, 8498), (4249, 4814)]