20713068

素因数分解:

$2^2\times 3^2\times {\mathrm{457}}^1\times {\mathrm{1259}}^1$

素因数の和:1726

約数の個数: 36

約数和(自身を含む): 52514280

約数和(自身を除く): 31801212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 457, 914, 1259, 1371, 1828, 2518, 2742, 3777, 4113, 5036, 5484, 7554, 8226, 11331, 15108, 16452, 22662, 45324, 575363, 1150726, 1726089, 2301452, 3452178, 5178267, 6904356, 10356534, 20713068]

約数ペア:

[(1, 20713068), (2, 10356534), (3, 6904356), (4, 5178267), (6, 3452178), (9, 2301452), (12, 1726089), (18, 1150726), (36, 575363), (457, 45324), (914, 22662), (1259, 16452), (1371, 15108), (1828, 11331), (2518, 8226), (2742, 7554), (3777, 5484), (4113, 5036)]