20213377436

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{4172869}}^1$

素因数の和:4173053

約数の個数: 24

約数和(自身を含む): 40660445280

約数和(自身を除く): 20447067844

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 4844, 4172869, 8345738, 16691476, 29210083, 58420166, 116840332, 721906337, 1443812674, 2887625348, 5053344359, 10106688718, 20213377436]

約数ペア:

[(1, 20213377436), (2, 10106688718), (4, 5053344359), (7, 2887625348), (14, 1443812674), (28, 721906337), (173, 116840332), (346, 58420166), (692, 29210083), (1211, 16691476), (2422, 8345738), (4844, 4172869)]