20131938710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{551107}}^1$

素因数の和:551408

約数の個数: 32

約数和(自身を含む): 39163938912

約数和(自身を除く): 19032000202

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1405, 2810, 3653, 7306, 18265, 36530, 551107, 1102214, 2755535, 5511070, 7164391, 14328782, 35821955, 71643910, 154861067, 309722134, 774305335, 1548610670, 2013193871, 4026387742, 10065969355, 20131938710]

約数ペア:

[(1, 20131938710), (2, 10065969355), (5, 4026387742), (10, 2013193871), (13, 1548610670), (26, 774305335), (65, 309722134), (130, 154861067), (281, 71643910), (562, 35821955), (1405, 14328782), (2810, 7164391), (3653, 5511070), (7306, 2755535), (18265, 1102214), (36530, 551107)]