19001565919

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1\times {\mathrm{2621}}^1$

素因数の和:3231

約数の個数: 32

約数和(自身を含む): 22835312640

約数和(自身を除く): 3833746721

約数列:

[1, 7, 29, 71, 203, 497, 503, 2059, 2621, 3521, 14413, 14587, 18347, 35713, 76009, 102109, 186091, 249991, 532063, 1035677, 1302637, 1318363, 5396639, 7249739, 9228541, 37776473, 38232527, 93603773, 267627689, 655226411, 2714509417, 19001565919]

約数ペア:

[(1, 19001565919), (7, 2714509417), (29, 655226411), (71, 267627689), (203, 93603773), (497, 38232527), (503, 37776473), (2059, 9228541), (2621, 7249739), (3521, 5396639), (14413, 1318363), (14587, 1302637), (18347, 1035677), (35713, 532063), (76009, 249991), (102109, 186091)]