20090149079

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{35149}}^1$

素因数の和:35751

約数の個数: 32

約数和(自身を含む): 27022195200

約数和(自身を除く): 6932046121

約数列:

[1, 7, 11, 13, 77, 91, 143, 571, 1001, 3997, 6281, 7423, 35149, 43967, 51961, 81653, 246043, 386639, 456937, 571571, 2706473, 3198559, 5026307, 20070079, 35184149, 140490553, 220770869, 260911027, 1545396083, 1826377189, 2870021297, 20090149079]

約数ペア:

[(1, 20090149079), (7, 2870021297), (11, 1826377189), (13, 1545396083), (77, 260911027), (91, 220770869), (143, 140490553), (571, 35184149), (1001, 20070079), (3997, 5026307), (6281, 3198559), (7423, 2706473), (35149, 571571), (43967, 456937), (51961, 386639), (81653, 246043)]