18893035

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 27775872

約数和(自身を除く): 8882837

約数列:

[1, 5, 7, 17, 35, 85, 113, 119, 281, 565, 595, 791, 1405, 1921, 1967, 3955, 4777, 9605, 9835, 13447, 23885, 31753, 33439, 67235, 158765, 167195, 222271, 539801, 1111355, 2699005, 3778607, 18893035]

約数ペア:

[(1, 18893035), (5, 3778607), (7, 2699005), (17, 1111355), (35, 539801), (85, 222271), (113, 167195), (119, 158765), (281, 67235), (565, 33439), (595, 31753), (791, 23885), (1405, 13447), (1921, 9835), (1967, 9605), (3955, 4777)]