20200570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11953}}^1$

素因数の和:11986

約数の個数: 24

約数和(自身を含む): 39376476

約数和(自身を除く): 19175906

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11953, 23906, 59765, 119530, 155389, 310778, 776945, 1553890, 2020057, 4040114, 10100285, 20200570]

約数ペア:

[(1, 20200570), (2, 10100285), (5, 4040114), (10, 2020057), (13, 1553890), (26, 776945), (65, 310778), (130, 155389), (169, 119530), (338, 59765), (845, 23906), (1690, 11953)]