20705694

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{11941}}^1$

素因数の和:11980

約数の個数: 24

約数和(自身を含む): 43994328

約数和(自身を除く): 23288634

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 289, 578, 867, 1734, 11941, 23882, 35823, 71646, 202997, 405994, 608991, 1217982, 3450949, 6901898, 10352847, 20705694]

約数ペア:

[(1, 20705694), (2, 10352847), (3, 6901898), (6, 3450949), (17, 1217982), (34, 608991), (51, 405994), (102, 202997), (289, 71646), (578, 35823), (867, 23882), (1734, 11941)]