15691936

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 33826464

約数和(自身を除く): 18134528

約数列:

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

約数ペア:

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