2020123453

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{3557}}^1$

素因数の和:4068

約数の個数: 16

約数和(自身を含む): 2162125440

約数和(自身を除く): 142001987

約数列:

[1, 19, 71, 421, 1349, 3557, 7999, 29891, 67583, 252547, 567929, 1497497, 4798393, 28452443, 106322287, 2020123453]

約数ペア:

[(1, 2020123453), (19, 106322287), (71, 28452443), (421, 4798393), (1349, 1497497), (3557, 567929), (7999, 252547), (29891, 67583)]