31383872

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:655

約数の個数: 56

約数和(自身を含む): 68189856

約数和(自身を除く): 36805984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 134, 208, 268, 416, 536, 563, 832, 871, 1072, 1126, 1742, 2144, 2252, 3484, 4288, 4504, 6968, 7319, 9008, 13936, 14638, 18016, 27872, 29276, 36032, 37721, 55744, 58552, 75442, 117104, 150884, 234208, 301768, 468416, 490373, 603536, 980746, 1207072, 1961492, 2414144, 3922984, 7845968, 15691936, 31383872]

約数ペア:

[(1, 31383872), (2, 15691936), (4, 7845968), (8, 3922984), (13, 2414144), (16, 1961492), (26, 1207072), (32, 980746), (52, 603536), (64, 490373), (67, 468416), (104, 301768), (134, 234208), (208, 150884), (268, 117104), (416, 75442), (536, 58552), (563, 55744), (832, 37721), (871, 36032), (1072, 29276), (1126, 27872), (1742, 18016), (2144, 14638), (2252, 13936), (3484, 9008), (4288, 7319), (4504, 6968)]