2018994990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{81973}}^1$

素因数の和:82804

約数の個数: 32

約数和(自身を含む): 4851549216

約数和(自身を除く): 2832554226

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 821, 1642, 2463, 4105, 4926, 8210, 12315, 24630, 81973, 163946, 245919, 409865, 491838, 819730, 1229595, 2459190, 67299833, 134599666, 201899499, 336499165, 403798998, 672998330, 1009497495, 2018994990]

約数ペア:

[(1, 2018994990), (2, 1009497495), (3, 672998330), (5, 403798998), (6, 336499165), (10, 201899499), (15, 134599666), (30, 67299833), (821, 2459190), (1642, 1229595), (2463, 819730), (4105, 491838), (4926, 409865), (8210, 245919), (12315, 163946), (24630, 81973)]