20565884417

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{3119}}^1$

素因数の和:3401

約数の個数: 32

約数和(自身を含む): 23115456000

約数和(自身を除く): 2549571583

約数列:

[1, 13, 41, 89, 139, 533, 1157, 1807, 3119, 3649, 5699, 12371, 40547, 47437, 74087, 127879, 160823, 277591, 433541, 507211, 1662427, 3608683, 5636033, 6593743, 11381231, 17775181, 38585149, 147956003, 231077353, 501606937, 1581991109, 20565884417]

約数ペア:

[(1, 20565884417), (13, 1581991109), (41, 501606937), (89, 231077353), (139, 147956003), (533, 38585149), (1157, 17775181), (1807, 11381231), (3119, 6593743), (3649, 5636033), (5699, 3608683), (12371, 1662427), (40547, 507211), (47437, 433541), (74087, 277591), (127879, 160823)]