18475611

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{661}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 31013376

約数和(自身を除く): 12537765

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 661, 847, 1331, 1983, 2541, 3993, 4627, 7271, 9317, 13881, 21813, 27951, 50897, 79981, 152691, 239943, 559867, 879791, 1679601, 2639373, 6158537, 18475611]

約数ペア:

[(1, 18475611), (3, 6158537), (7, 2639373), (11, 1679601), (21, 879791), (33, 559867), (77, 239943), (121, 152691), (231, 79981), (363, 50897), (661, 27951), (847, 21813), (1331, 13881), (1983, 9317), (2541, 7271), (3993, 4627)]