19000191

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4457}}^1$

素因数の和:4503

約数の個数: 24

約数和(自身を含む): 30492720

約数和(自身を除く): 11492529

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 4457, 13371, 31199, 93597, 129253, 218393, 387759, 655179, 904771, 2714313, 6333397, 19000191]

約数ペア:

[(1, 19000191), (3, 6333397), (7, 2714313), (21, 904771), (29, 655179), (49, 387759), (87, 218393), (147, 129253), (203, 93597), (609, 31199), (1421, 13371), (4263, 4457)]