18020704

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43319}}^1$

素因数の和:43342

約数の個数: 24

約数和(自身を含む): 38208240

約数和(自身を除く): 20187536

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 43319, 86638, 173276, 346552, 563147, 693104, 1126294, 1386208, 2252588, 4505176, 9010352, 18020704]

約数ペア:

[(1, 18020704), (2, 9010352), (4, 4505176), (8, 2252588), (13, 1386208), (16, 1126294), (26, 693104), (32, 563147), (52, 346552), (104, 173276), (208, 86638), (416, 43319)]