15982976

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 34149600

約数和(自身を除く): 18166624

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 61, 64, 89, 92, 122, 128, 178, 184, 244, 356, 368, 488, 712, 736, 976, 1403, 1424, 1472, 1952, 2047, 2806, 2848, 2944, 3904, 4094, 5429, 5612, 5696, 7808, 8188, 10858, 11224, 11392, 16376, 21716, 22448, 32752, 43432, 44896, 65504, 86864, 89792, 124867, 131008, 173728, 179584, 249734, 262016, 347456, 499468, 694912, 998936, 1997872, 3995744, 7991488, 15982976]

約数ペア:

[(1, 15982976), (2, 7991488), (4, 3995744), (8, 1997872), (16, 998936), (23, 694912), (32, 499468), (46, 347456), (61, 262016), (64, 249734), (89, 179584), (92, 173728), (122, 131008), (128, 124867), (178, 89792), (184, 86864), (244, 65504), (356, 44896), (368, 43432), (488, 32752), (712, 22448), (736, 21716), (976, 16376), (1403, 11392), (1424, 11224), (1472, 10858), (1952, 8188), (2047, 7808), (2806, 5696), (2848, 5612), (2944, 5429), (3904, 4094)]