9998768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:981

約数の個数: 40

約数和(自身を含む): 21279888

約数和(自身を除く): 11281120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 907, 1378, 1814, 2756, 3628, 5512, 7256, 11024, 11791, 14512, 23582, 47164, 48071, 94328, 96142, 188656, 192284, 384568, 624923, 769136, 1249846, 2499692, 4999384, 9998768]

約数ペア:

[(1, 9998768), (2, 4999384), (4, 2499692), (8, 1249846), (13, 769136), (16, 624923), (26, 384568), (52, 192284), (53, 188656), (104, 96142), (106, 94328), (208, 48071), (212, 47164), (424, 23582), (689, 14512), (848, 11791), (907, 11024), (1378, 7256), (1814, 5512), (2756, 3628)]