20523118

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1877}}^1$

素因数の和:1968

約数の個数: 32

約数和(自身を含む): 38942208

約数和(自身を除く): 18419090

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 142, 154, 497, 781, 994, 1562, 1877, 3754, 5467, 10934, 13139, 20647, 26278, 41294, 133267, 144529, 266534, 289058, 932869, 1465937, 1865738, 2931874, 10261559, 20523118]

約数ペア:

[(1, 20523118), (2, 10261559), (7, 2931874), (11, 1865738), (14, 1465937), (22, 932869), (71, 289058), (77, 266534), (142, 144529), (154, 133267), (497, 41294), (781, 26278), (994, 20647), (1562, 13139), (1877, 10934), (3754, 5467)]