19869178

素因数分解:

$2^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{5237}}^1$

素因数の和:5517

約数の個数: 16

約数和(自身を含む): 34193664

約数和(自身を除く): 14324486

約数列:

[1, 2, 7, 14, 271, 542, 1897, 3794, 5237, 10474, 36659, 73318, 1419227, 2838454, 9934589, 19869178]

約数ペア:

[(1, 19869178), (2, 9934589), (7, 2838454), (14, 1419227), (271, 73318), (542, 36659), (1897, 10474), (3794, 5237)]