18900124

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{557}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 35154000

約数和(自身を除く): 16253876

約数列:

[1, 2, 4, 17, 34, 68, 499, 557, 998, 1114, 1996, 2228, 8483, 9469, 16966, 18938, 33932, 37876, 277943, 555886, 1111772, 4725031, 9450062, 18900124]

約数ペア:

[(1, 18900124), (2, 9450062), (4, 4725031), (17, 1111772), (34, 555886), (68, 277943), (499, 37876), (557, 33932), (998, 18938), (1114, 16966), (1996, 9469), (2228, 8483)]