19092710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20981}}^1$

素因数の和:21008

約数の個数: 32

約数和(自身を含む): 42299712

約数和(自身を除く): 23207002

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20981, 41962, 104905, 146867, 209810, 272753, 293734, 545506, 734335, 1363765, 1468670, 1909271, 2727530, 3818542, 9546355, 19092710]

約数ペア:

[(1, 19092710), (2, 9546355), (5, 3818542), (7, 2727530), (10, 1909271), (13, 1468670), (14, 1363765), (26, 734335), (35, 545506), (65, 293734), (70, 272753), (91, 209810), (130, 146867), (182, 104905), (455, 41962), (910, 20981)]