19597035

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1395

約数の個数: 32

約数和(自身を含む): 33504768

約数和(自身を除く): 13907733

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 1321, 2967, 3963, 4945, 6605, 14835, 19815, 30383, 56803, 91149, 151915, 170409, 284015, 455745, 852045, 1306469, 3919407, 6532345, 19597035]

約数ペア:

[(1, 19597035), (3, 6532345), (5, 3919407), (15, 1306469), (23, 852045), (43, 455745), (69, 284015), (115, 170409), (129, 151915), (215, 91149), (345, 56803), (645, 30383), (989, 19815), (1321, 14835), (2967, 6605), (3963, 4945)]