16564678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 28000224

約数和(自身を除く): 11435546

約数列:

[1, 2, 13, 26, 37, 67, 74, 134, 257, 481, 514, 871, 962, 1742, 2479, 3341, 4958, 6682, 9509, 17219, 19018, 32227, 34438, 64454, 123617, 223847, 247234, 447694, 637103, 1274206, 8282339, 16564678]

約数ペア:

[(1, 16564678), (2, 8282339), (13, 1274206), (26, 637103), (37, 447694), (67, 247234), (74, 223847), (134, 123617), (257, 64454), (481, 34438), (514, 32227), (871, 19018), (962, 17219), (1742, 9509), (2479, 6682), (3341, 4958)]