18057507

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 27772416

約数和(自身を除く): 9714909

約数列:

[1, 3, 13, 23, 39, 41, 69, 123, 299, 491, 533, 897, 943, 1473, 1599, 2829, 6383, 11293, 12259, 19149, 20131, 33879, 36777, 60393, 146809, 261703, 440427, 463013, 785109, 1389039, 6019169, 18057507]

約数ペア:

[(1, 18057507), (3, 6019169), (13, 1389039), (23, 785109), (39, 463013), (41, 440427), (69, 261703), (123, 146809), (299, 60393), (491, 36777), (533, 33879), (897, 20131), (943, 19149), (1473, 12259), (1599, 11293), (2829, 6383)]