20984010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7211}}^1$

素因数の和:7318

約数の個数: 32

約数和(自身を含む): 50887872

約数和(自身を除く): 29903862

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 7211, 14422, 21633, 36055, 43266, 72110, 108165, 216330, 699467, 1398934, 2098401, 3497335, 4196802, 6994670, 10492005, 20984010]

約数ペア:

[(1, 20984010), (2, 10492005), (3, 6994670), (5, 4196802), (6, 3497335), (10, 2098401), (15, 1398934), (30, 699467), (97, 216330), (194, 108165), (291, 72110), (485, 43266), (582, 36055), (970, 21633), (1455, 14422), (2910, 7211)]