20445888

素因数分解:

$2^6\times 3^1\times {\mathrm{83}}^1\times {\mathrm{1283}}^1$

素因数の和:1381

約数の個数: 56

約数和(自身を含む): 54790848

約数和(自身を除く): 34344960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 166, 192, 249, 332, 498, 664, 996, 1283, 1328, 1992, 2566, 2656, 3849, 3984, 5132, 5312, 7698, 7968, 10264, 15396, 15936, 20528, 30792, 41056, 61584, 82112, 106489, 123168, 212978, 246336, 319467, 425956, 638934, 851912, 1277868, 1703824, 2555736, 3407648, 5111472, 6815296, 10222944, 20445888]

約数ペア:

[(1, 20445888), (2, 10222944), (3, 6815296), (4, 5111472), (6, 3407648), (8, 2555736), (12, 1703824), (16, 1277868), (24, 851912), (32, 638934), (48, 425956), (64, 319467), (83, 246336), (96, 212978), (166, 123168), (192, 106489), (249, 82112), (332, 61584), (498, 41056), (664, 30792), (996, 20528), (1283, 15936), (1328, 15396), (1992, 10264), (2566, 7968), (2656, 7698), (3849, 5312), (3984, 5132)]