20015898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11083}}^1$

素因数の和:11138

約数の個数: 32

約数和(自身を含む): 46818816

約数和(自身を除く): 26802918

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 11083, 22166, 33249, 66498, 77581, 155162, 232743, 465486, 476569, 953138, 1429707, 2859414, 3335983, 6671966, 10007949, 20015898]

約数ペア:

[(1, 20015898), (2, 10007949), (3, 6671966), (6, 3335983), (7, 2859414), (14, 1429707), (21, 953138), (42, 476569), (43, 465486), (86, 232743), (129, 155162), (258, 77581), (301, 66498), (602, 33249), (903, 22166), (1806, 11083)]