20181287044

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1249}}^1\times {\mathrm{1871}}^1$

素因数の和:3268

約数の個数: 48

約数和(自身を含む): 37739520000

約数和(自身を除く): 17558232956

約数列:

[1, 2, 4, 17, 34, 68, 127, 254, 508, 1249, 1871, 2159, 2498, 3742, 4318, 4996, 7484, 8636, 21233, 31807, 42466, 63614, 84932, 127228, 158623, 237617, 317246, 475234, 634492, 950468, 2336879, 2696591, 4039489, 4673758, 5393182, 8078978, 9347516, 10786364, 16157956, 39726943, 79453886, 158907772, 296783633, 593567266, 1187134532, 5045321761, 10090643522, 20181287044]

約数ペア:

[(1, 20181287044), (2, 10090643522), (4, 5045321761), (17, 1187134532), (34, 593567266), (68, 296783633), (127, 158907772), (254, 79453886), (508, 39726943), (1249, 16157956), (1871, 10786364), (2159, 9347516), (2498, 8078978), (3742, 5393182), (4318, 4673758), (4996, 4039489), (7484, 2696591), (8636, 2336879), (21233, 950468), (31807, 634492), (42466, 475234), (63614, 317246), (84932, 237617), (127228, 158623)]