20155356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43067}}^1$

素因数の和:43090

約数の個数: 36

約数和(自身を含む): 54868632

約数和(自身を除く): 34713276

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43067, 86134, 129201, 172268, 258402, 387603, 516804, 559871, 775206, 1119742, 1550412, 1679613, 2239484, 3359226, 5038839, 6718452, 10077678, 20155356]

約数ペア:

[(1, 20155356), (2, 10077678), (3, 6718452), (4, 5038839), (6, 3359226), (9, 2239484), (12, 1679613), (13, 1550412), (18, 1119742), (26, 775206), (36, 559871), (39, 516804), (52, 387603), (78, 258402), (117, 172268), (156, 129201), (234, 86134), (468, 43067)]