30909872

素因数分解:

$2^4\times 7^1\times {\mathrm{275981}}^1$

素因数の和:275996

約数の個数: 20

約数和(自身を含む): 68443536

約数和(自身を除く): 37533664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 275981, 551962, 1103924, 1931867, 2207848, 3863734, 4415696, 7727468, 15454936, 30909872]

約数ペア:

[(1, 30909872), (2, 15454936), (4, 7727468), (7, 4415696), (8, 3863734), (14, 2207848), (16, 1931867), (28, 1103924), (56, 551962), (112, 275981)]