20522166

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25717}}^1$

素因数の和:25748

約数の個数: 32

約数和(自身を含む): 49378560

約数和(自身を除く): 28856394

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25717, 51434, 77151, 154302, 180019, 360038, 488623, 540057, 977246, 1080114, 1465869, 2931738, 3420361, 6840722, 10261083, 20522166]

約数ペア:

[(1, 20522166), (2, 10261083), (3, 6840722), (6, 3420361), (7, 2931738), (14, 1465869), (19, 1080114), (21, 977246), (38, 540057), (42, 488623), (57, 360038), (114, 180019), (133, 154302), (266, 77151), (399, 51434), (798, 25717)]