201912193

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1847}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 247750272

約数和(自身を除く): 45838079

約数列:

[1, 7, 23, 49, 97, 161, 679, 1127, 1847, 2231, 4753, 12929, 15617, 42481, 90503, 109319, 179159, 297367, 1254113, 2081569, 4120657, 8778791, 28844599, 201912193]

約数ペア:

[(1, 201912193), (7, 28844599), (23, 8778791), (49, 4120657), (97, 2081569), (161, 1254113), (679, 297367), (1127, 179159), (1847, 109319), (2231, 90503), (4753, 42481), (12929, 15617)]