20944778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{941}}^1$

素因数の和:1333

約数の個数: 16

約数和(自身を含む): 32555520

約数和(自身を除く): 11610742

約数列:

[1, 2, 31, 62, 359, 718, 941, 1882, 11129, 22258, 29171, 58342, 337819, 675638, 10472389, 20944778]

約数ペア:

[(1, 20944778), (2, 10472389), (31, 675638), (62, 337819), (359, 58342), (718, 29171), (941, 22258), (1882, 11129)]