13005890

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2029}}^1$

素因数の和:2677

約数の個数: 16

約数和(自身を含む): 23458680

約数和(自身を除く): 10452790

約数列:

[1, 2, 5, 10, 641, 1282, 2029, 3205, 4058, 6410, 10145, 20290, 1300589, 2601178, 6502945, 13005890]

約数ペア:

[(1, 13005890), (2, 6502945), (5, 2601178), (10, 1300589), (641, 20290), (1282, 10145), (2029, 6410), (3205, 4058)]