20943488

素因数分解:

$2^7\times {\mathrm{163621}}^1$

素因数の和:163635

約数の個数: 16

約数和(自身を含む): 41723610

約数和(自身を除く): 20780122

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163621, 327242, 654484, 1308968, 2617936, 5235872, 10471744, 20943488]

約数ペア:

[(1, 20943488), (2, 10471744), (4, 5235872), (8, 2617936), (16, 1308968), (32, 654484), (64, 327242), (128, 163621)]