20101338

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{2371}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 44973120

約数和(自身を除く): 24871782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2371, 2826, 4239, 4742, 7113, 8478, 14226, 21339, 42678, 64017, 128034, 372247, 744494, 1116741, 2233482, 3350223, 6700446, 10050669, 20101338]

約数ペア:

[(1, 20101338), (2, 10050669), (3, 6700446), (6, 3350223), (9, 2233482), (18, 1116741), (27, 744494), (54, 372247), (157, 128034), (314, 64017), (471, 42678), (942, 21339), (1413, 14226), (2371, 8478), (2826, 7113), (4239, 4742)]