31263664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{102841}}^1$

素因数の和:102868

約数の個数: 20

約数和(自身を含む): 63762040

約数和(自身を除く): 32498376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 102841, 205682, 411364, 822728, 1645456, 1953979, 3907958, 7815916, 15631832, 31263664]

約数ペア:

[(1, 31263664), (2, 15631832), (4, 7815916), (8, 3907958), (16, 1953979), (19, 1645456), (38, 822728), (76, 411364), (152, 205682), (304, 102841)]