20543744

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6173}}^1$

素因数の和:6202

約数の個数: 36

約数和(自身を含む): 44168796

約数和(自身を除く): 23625052

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6173, 12346, 24692, 49384, 80249, 98768, 160498, 197536, 320996, 395072, 641992, 790144, 1283984, 1580288, 2567968, 5135936, 10271872, 20543744]

約数ペア:

[(1, 20543744), (2, 10271872), (4, 5135936), (8, 2567968), (13, 1580288), (16, 1283984), (26, 790144), (32, 641992), (52, 395072), (64, 320996), (104, 197536), (128, 160498), (208, 98768), (256, 80249), (416, 49384), (832, 24692), (1664, 12346), (3328, 6173)]