27720690224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{91186481}}^1$

素因数の和:91186508

約数の個数: 20

約数和(自身を含む): 56535618840

約数和(自身を除く): 28814928616

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 91186481, 182372962, 364745924, 729491848, 1458983696, 1732543139, 3465086278, 6930172556, 13860345112, 27720690224]

約数ペア:

[(1, 27720690224), (2, 13860345112), (4, 6930172556), (8, 3465086278), (16, 1732543139), (19, 1458983696), (38, 729491848), (76, 364745924), (152, 182372962), (304, 91186481)]