20538930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1973}}^1$

素因数の和:2330

約数の個数: 32

約数和(自身を含む): 49460544

約数和(自身を除く): 28921614

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 347, 694, 1041, 1735, 1973, 2082, 3470, 3946, 5205, 5919, 9865, 10410, 11838, 19730, 29595, 59190, 684631, 1369262, 2053893, 3423155, 4107786, 6846310, 10269465, 20538930]

約数ペア:

[(1, 20538930), (2, 10269465), (3, 6846310), (5, 4107786), (6, 3423155), (10, 2053893), (15, 1369262), (30, 684631), (347, 59190), (694, 29595), (1041, 19730), (1735, 11838), (1973, 10410), (2082, 9865), (3470, 5919), (3946, 5205)]