20201005174

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1973911}}^1$

素因数の和:1973980

約数の個数: 32

約数和(自身を含む): 37520119296

約数和(自身を除く): 17319114122

約数列:

[1, 2, 7, 14, 17, 34, 43, 86, 119, 238, 301, 602, 731, 1462, 5117, 10234, 1973911, 3947822, 13817377, 27634754, 33556487, 67112974, 84878173, 169756346, 234895409, 469790818, 594147211, 1188294422, 1442928941, 2885857882, 10100502587, 20201005174]

約数ペア:

[(1, 20201005174), (2, 10100502587), (7, 2885857882), (14, 1442928941), (17, 1188294422), (34, 594147211), (43, 469790818), (86, 234895409), (119, 169756346), (238, 84878173), (301, 67112974), (602, 33556487), (731, 27634754), (1462, 13817377), (5117, 3947822), (10234, 1973911)]