19917244219

素因数分解:

${\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{983}}^1\times {\mathrm{2129}}^1$

素因数の和:3450

約数の個数: 16

約数和(自身を含む): 20657387520

約数和(自身を除く): 740143301

約数列:

[1, 31, 307, 983, 2129, 9517, 30473, 65999, 301781, 653603, 2092807, 9355211, 20261693, 64877017, 642491749, 19917244219]

約数ペア:

[(1, 19917244219), (31, 642491749), (307, 64877017), (983, 20261693), (2129, 9355211), (9517, 2092807), (30473, 653603), (65999, 301781)]