20050595915

素因数分解:

$5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{231839}}^1$

素因数の和:232211

約数の個数: 24

約数和(自身を含む): 28068405120

約数和(自身を除く): 8017809205

約数列:

[1, 5, 7, 35, 49, 245, 353, 1765, 2471, 12355, 17297, 86485, 231839, 1159195, 1622873, 8114365, 11360111, 56800555, 81839167, 409195835, 572874169, 2864370845, 4010119183, 20050595915]

約数ペア:

[(1, 20050595915), (5, 4010119183), (7, 2864370845), (35, 572874169), (49, 409195835), (245, 81839167), (353, 56800555), (1765, 11360111), (2471, 8114365), (12355, 1622873), (17297, 1159195), (86485, 231839)]