20311956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80603}}^1$

素因数の和:80620

約数の個数: 36

約数和(自身を含む): 58679712

約数和(自身を除く): 38367756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80603, 161206, 241809, 322412, 483618, 564221, 725427, 967236, 1128442, 1450854, 1692663, 2256884, 2901708, 3385326, 5077989, 6770652, 10155978, 20311956]

約数ペア:

[(1, 20311956), (2, 10155978), (3, 6770652), (4, 5077989), (6, 3385326), (7, 2901708), (9, 2256884), (12, 1692663), (14, 1450854), (18, 1128442), (21, 967236), (28, 725427), (36, 564221), (42, 483618), (63, 322412), (84, 241809), (126, 161206), (252, 80603)]