18687922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{1289}}^1$

素因数の和:1961

約数の個数: 16

約数和(自身を含む): 30650400

約数和(自身を除く): 11962478

約数列:

[1, 2, 11, 22, 659, 1289, 1318, 2578, 7249, 14179, 14498, 28358, 849451, 1698902, 9343961, 18687922]

約数ペア:

[(1, 18687922), (2, 9343961), (11, 1698902), (22, 849451), (659, 28358), (1289, 14498), (1318, 14179), (2578, 7249)]