30891758

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1\times {\mathrm{983}}^1$

素因数の和:1831

約数の個数: 16

約数和(自身を含む): 48885120

約数和(自身を除く): 17993362

約数列:

[1, 2, 19, 38, 827, 983, 1654, 1966, 15713, 18677, 31426, 37354, 812941, 1625882, 15445879, 30891758]

約数ペア:

[(1, 30891758), (2, 15445879), (19, 1625882), (38, 812941), (827, 37354), (983, 31426), (1654, 18677), (1966, 15713)]