19260659405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{125399}}^1$

素因数の和:125573

約数の個数: 32

約数和(自身を含む): 26544672000

約数和(自身を除く): 7284012595

約数列:

[1, 5, 13, 17, 65, 85, 139, 221, 695, 1105, 1807, 2363, 9035, 11815, 30719, 125399, 153595, 626995, 1630187, 2131783, 8150935, 10658915, 17430461, 27713179, 87152305, 138565895, 226595993, 296317837, 1132979965, 1481589185, 3852131881, 19260659405]

約数ペア:

[(1, 19260659405), (5, 3852131881), (13, 1481589185), (17, 1132979965), (65, 296317837), (85, 226595993), (139, 138565895), (221, 87152305), (695, 27713179), (1105, 17430461), (1807, 10658915), (2363, 8150935), (9035, 2131783), (11815, 1630187), (30719, 626995), (125399, 153595)]