12821103616

素因数分解:

$2^{10}\times {\mathrm{89}}^1\times {\mathrm{140681}}^1$

素因数の和:140790

約数の個数: 44

約数和(自身を含む): 25917844860

約数和(自身を除く): 13096741244

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 512, 712, 1024, 1424, 2848, 5696, 11392, 22784, 45568, 91136, 140681, 281362, 562724, 1125448, 2250896, 4501792, 9003584, 12520609, 18007168, 25041218, 36014336, 50082436, 72028672, 100164872, 144057344, 200329744, 400659488, 801318976, 1602637952, 3205275904, 6410551808, 12821103616]

約数ペア:

[(1, 12821103616), (2, 6410551808), (4, 3205275904), (8, 1602637952), (16, 801318976), (32, 400659488), (64, 200329744), (89, 144057344), (128, 100164872), (178, 72028672), (256, 50082436), (356, 36014336), (512, 25041218), (712, 18007168), (1024, 12520609), (1424, 9003584), (2848, 4501792), (5696, 2250896), (11392, 1125448), (22784, 562724), (45568, 281362), (91136, 140681)]