18885568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22699}}^1$

素因数の和:22724

約数の個数: 28

約数和(自身を含む): 40360600

約数和(自身を除く): 21475032

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22699, 45398, 90796, 181592, 295087, 363184, 590174, 726368, 1180348, 1452736, 2360696, 4721392, 9442784, 18885568]

約数ペア:

[(1, 18885568), (2, 9442784), (4, 4721392), (8, 2360696), (13, 1452736), (16, 1180348), (26, 726368), (32, 590174), (52, 363184), (64, 295087), (104, 181592), (208, 90796), (416, 45398), (832, 22699)]