20055147826

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1087}}^1\times {\mathrm{77521}}^1$

素因数の和:78634

約数の個数: 32

約数和(自身を含む): 36436580352

約数和(自身を除く): 16381432526

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 1087, 2174, 7609, 15218, 18479, 36958, 77521, 129353, 155042, 258706, 542647, 1085294, 1317857, 2635714, 9224999, 18449998, 84265327, 168530654, 589857289, 1179714578, 1432510559, 2865021118, 10027573913, 20055147826]

約数ペア:

[(1, 20055147826), (2, 10027573913), (7, 2865021118), (14, 1432510559), (17, 1179714578), (34, 589857289), (119, 168530654), (238, 84265327), (1087, 18449998), (2174, 9224999), (7609, 2635714), (15218, 1317857), (18479, 1085294), (36958, 542647), (77521, 258706), (129353, 155042)]