20249392

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23879}}^1$

素因数の和:23940

約数の個数: 20

約数和(自身を含む): 39975120

約数和(自身を除く): 19725728

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23879, 47758, 95516, 191032, 382064, 1265587, 2531174, 5062348, 10124696, 20249392]

約数ペア:

[(1, 20249392), (2, 10124696), (4, 5062348), (8, 2531174), (16, 1265587), (53, 382064), (106, 191032), (212, 95516), (424, 47758), (848, 23879)]