18511430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3947}}^1$

素因数の和:4028

約数の個数: 32

約数和(自身を含む): 38658816

約数和(自身を除く): 20147386

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 3947, 4690, 7894, 19735, 27629, 39470, 55258, 138145, 264449, 276290, 528898, 1322245, 1851143, 2644490, 3702286, 9255715, 18511430]

約数ペア:

[(1, 18511430), (2, 9255715), (5, 3702286), (7, 2644490), (10, 1851143), (14, 1322245), (35, 528898), (67, 276290), (70, 264449), (134, 138145), (335, 55258), (469, 39470), (670, 27629), (938, 19735), (2345, 7894), (3947, 4690)]