20165881208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{958819}}^1$

素因数の和:959075

約数の個数: 32

約数和(自身を含む): 41421024000

約数和(自身を除く): 21255142792

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239, 478, 956, 1912, 2629, 5258, 10516, 21032, 958819, 1917638, 3835276, 7670552, 10547009, 21094018, 42188036, 84376072, 229157741, 458315482, 916630964, 1833261928, 2520735151, 5041470302, 10082940604, 20165881208]

約数ペア:

[(1, 20165881208), (2, 10082940604), (4, 5041470302), (8, 2520735151), (11, 1833261928), (22, 916630964), (44, 458315482), (88, 229157741), (239, 84376072), (478, 42188036), (956, 21094018), (1912, 10547009), (2629, 7670552), (5258, 3835276), (10516, 1917638), (21032, 958819)]