20177445309

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1543}}^1\times {\mathrm{13249}}^1$

素因数の和:14849

約数の個数: 32

約数和(自身を含む): 31423488000

約数和(自身を除く): 11246042691

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 1543, 4629, 10801, 13249, 32403, 39747, 72521, 92743, 217563, 278229, 507647, 622703, 1522941, 1868109, 4358921, 13076763, 20443207, 61329621, 143102449, 429307347, 960830729, 2882492187, 6725815103, 20177445309]

約数ペア:

[(1, 20177445309), (3, 6725815103), (7, 2882492187), (21, 960830729), (47, 429307347), (141, 143102449), (329, 61329621), (987, 20443207), (1543, 13076763), (4629, 4358921), (10801, 1868109), (13249, 1522941), (32403, 622703), (39747, 507647), (72521, 278229), (92743, 217563)]