18698757

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1327}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 31617024

約数和(自身を除く): 12918267

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 1327, 2013, 3981, 4697, 9289, 14091, 14597, 27867, 43791, 80947, 102179, 242841, 306537, 566629, 890417, 1699887, 2671251, 6232919, 18698757]

約数ペア:

[(1, 18698757), (3, 6232919), (7, 2671251), (11, 1699887), (21, 890417), (33, 566629), (61, 306537), (77, 242841), (183, 102179), (231, 80947), (427, 43791), (671, 27867), (1281, 14597), (1327, 14091), (2013, 9289), (3981, 4697)]