20495322

素因数分解:

$2^1\times 3^3\times {\mathrm{491}}^1\times {\mathrm{773}}^1$

素因数の和:1275

約数の個数: 32

約数和(自身を含む): 45696960

約数和(自身を除く): 25201638

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 491, 773, 982, 1473, 1546, 2319, 2946, 4419, 4638, 6957, 8838, 13257, 13914, 20871, 26514, 41742, 379543, 759086, 1138629, 2277258, 3415887, 6831774, 10247661, 20495322]

約数ペア:

[(1, 20495322), (2, 10247661), (3, 6831774), (6, 3415887), (9, 2277258), (18, 1138629), (27, 759086), (54, 379543), (491, 41742), (773, 26514), (982, 20871), (1473, 13914), (1546, 13257), (2319, 8838), (2946, 6957), (4419, 4638)]