20173769008

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{1747}}^1\times {\mathrm{4597}}^1$

素因数の和:6509

約数の個数: 40

約数和(自身を含む): 39366714992

約数和(自身を除く): 19192945984

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 1747, 2512, 3494, 4597, 6988, 9194, 13976, 18388, 27952, 36776, 73552, 274279, 548558, 721729, 1097116, 1443458, 2194232, 2886916, 4388464, 5773832, 8030959, 11547664, 16061918, 32123836, 64247672, 128495344, 1260860563, 2521721126, 5043442252, 10086884504, 20173769008]

約数ペア:

[(1, 20173769008), (2, 10086884504), (4, 5043442252), (8, 2521721126), (16, 1260860563), (157, 128495344), (314, 64247672), (628, 32123836), (1256, 16061918), (1747, 11547664), (2512, 8030959), (3494, 5773832), (4597, 4388464), (6988, 2886916), (9194, 2194232), (13976, 1443458), (18388, 1097116), (27952, 721729), (36776, 548558), (73552, 274279)]