19839346

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{491}}^1$

素因数の和:809

約数の個数: 16

約数和(自身を含む): 30287520

約数和(自身を除く): 10448174

約数列:

[1, 2, 89, 178, 227, 454, 491, 982, 20203, 40406, 43699, 87398, 111457, 222914, 9919673, 19839346]

約数ペア:

[(1, 19839346), (2, 9919673), (89, 222914), (178, 111457), (227, 87398), (454, 43699), (491, 40406), (982, 20203)]