2018945730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{81971}}^1$

素因数の和:82802

約数の個数: 32

約数和(自身を含む): 4851430848

約数和(自身を除く): 2832485118

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 821, 1642, 2463, 4105, 4926, 8210, 12315, 24630, 81971, 163942, 245913, 409855, 491826, 819710, 1229565, 2459130, 67298191, 134596382, 201894573, 336490955, 403789146, 672981910, 1009472865, 2018945730]

約数ペア:

[(1, 2018945730), (2, 1009472865), (3, 672981910), (5, 403789146), (6, 336490955), (10, 201894573), (15, 134596382), (30, 67298191), (821, 2459130), (1642, 1229565), (2463, 819710), (4105, 491826), (4926, 409855), (8210, 245913), (12315, 163942), (24630, 81971)]