18866530

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{971}}^1$

素因数の和:1074

約数の個数: 32

約数和(自身を含む): 35691840

約数和(自身を除く): 16825310

約数列:

[1, 2, 5, 10, 29, 58, 67, 134, 145, 290, 335, 670, 971, 1942, 1943, 3886, 4855, 9710, 9715, 19430, 28159, 56318, 65057, 130114, 140795, 281590, 325285, 650570, 1886653, 3773306, 9433265, 18866530]

約数ペア:

[(1, 18866530), (2, 9433265), (5, 3773306), (10, 1886653), (29, 650570), (58, 325285), (67, 281590), (134, 140795), (145, 130114), (290, 65057), (335, 56318), (670, 28159), (971, 19430), (1942, 9715), (1943, 9710), (3886, 4855)]