20433824

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 41731200

約数和(自身を除く): 21297376

約数列:

[1, 2, 4, 8, 16, 32, 59, 79, 118, 137, 158, 236, 274, 316, 472, 548, 632, 944, 1096, 1264, 1888, 2192, 2528, 4384, 4661, 8083, 9322, 10823, 16166, 18644, 21646, 32332, 37288, 43292, 64664, 74576, 86584, 129328, 149152, 173168, 258656, 346336, 638557, 1277114, 2554228, 5108456, 10216912, 20433824]

約数ペア:

[(1, 20433824), (2, 10216912), (4, 5108456), (8, 2554228), (16, 1277114), (32, 638557), (59, 346336), (79, 258656), (118, 173168), (137, 149152), (158, 129328), (236, 86584), (274, 74576), (316, 64664), (472, 43292), (548, 37288), (632, 32332), (944, 21646), (1096, 18644), (1264, 16166), (1888, 10823), (2192, 9322), (2528, 8083), (4384, 4661)]