20166045872

素因数分解:

$2^4\times 7^1\times {\mathrm{191}}^1\times {\mathrm{942691}}^1$

素因数の和:942897

約数の個数: 40

約数和(自身を含む): 44887222272

約数和(自身を除く): 24721176400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 191, 382, 764, 1337, 1528, 2674, 3056, 5348, 10696, 21392, 942691, 1885382, 3770764, 6598837, 7541528, 13197674, 15083056, 26395348, 52790696, 105581392, 180053981, 360107962, 720215924, 1260377867, 1440431848, 2520755734, 2880863696, 5041511468, 10083022936, 20166045872]

約数ペア:

[(1, 20166045872), (2, 10083022936), (4, 5041511468), (7, 2880863696), (8, 2520755734), (14, 1440431848), (16, 1260377867), (28, 720215924), (56, 360107962), (112, 180053981), (191, 105581392), (382, 52790696), (764, 26395348), (1337, 15083056), (1528, 13197674), (2674, 7541528), (3056, 6598837), (5348, 3770764), (10696, 1885382), (21392, 942691)]