19719105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2803}}^1$

素因数の和:2885

約数の個数: 32

約数和(自身を含む): 36609024

約数和(自身を除く): 16889919

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 201, 335, 469, 1005, 1407, 2345, 2803, 7035, 8409, 14015, 19621, 42045, 58863, 98105, 187801, 294315, 563403, 939005, 1314607, 2817015, 3943821, 6573035, 19719105]

約数ペア:

[(1, 19719105), (3, 6573035), (5, 3943821), (7, 2817015), (15, 1314607), (21, 939005), (35, 563403), (67, 294315), (105, 187801), (201, 98105), (335, 58863), (469, 42045), (1005, 19621), (1407, 14015), (2345, 8409), (2803, 7035)]