2019201816

素因数分解:

$2^3\times 3^1\times {\mathrm{401}}^1\times {\mathrm{209809}}^1$

素因数の和:210219

約数の個数: 32

約数和(自身を含む): 5060617200

約数和(自身を除く): 3041415384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 401, 802, 1203, 1604, 2406, 3208, 4812, 9624, 209809, 419618, 629427, 839236, 1258854, 1678472, 2517708, 5035416, 84133409, 168266818, 252400227, 336533636, 504800454, 673067272, 1009600908, 2019201816]

約数ペア:

[(1, 2019201816), (2, 1009600908), (3, 673067272), (4, 504800454), (6, 336533636), (8, 252400227), (12, 168266818), (24, 84133409), (401, 5035416), (802, 2517708), (1203, 1678472), (1604, 1258854), (2406, 839236), (3208, 629427), (4812, 419618), (9624, 209809)]