2019970495

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{2731}}^1\times {\mathrm{5101}}^1$

素因数の和:7866

約数の個数: 16

約数和(自身を含む): 2508959520

約数和(自身を除く): 488989025

約数列:

[1, 5, 29, 145, 2731, 5101, 13655, 25505, 79199, 147929, 395995, 739645, 13930831, 69654155, 403994099, 2019970495]

約数ペア:

[(1, 2019970495), (5, 403994099), (29, 69654155), (145, 13930831), (2731, 739645), (5101, 395995), (13655, 147929), (25505, 79199)]