18263938

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{509}}^1$

素因数の和:762

約数の個数: 32

約数和(自身を含む): 34369920

約数和(自身を除く): 16105982

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 233, 466, 509, 1018, 1631, 2563, 3262, 3563, 5126, 5599, 7126, 11198, 17941, 35882, 39193, 78386, 118597, 237194, 830179, 1304567, 1660358, 2609134, 9131969, 18263938]

約数ペア:

[(1, 18263938), (2, 9131969), (7, 2609134), (11, 1660358), (14, 1304567), (22, 830179), (77, 237194), (154, 118597), (233, 78386), (466, 39193), (509, 35882), (1018, 17941), (1631, 11198), (2563, 7126), (3262, 5599), (3563, 5126)]