2018978829

素因数分解:

$3^2\times 7^1\times {\mathrm{839}}^1\times {\mathrm{38197}}^1$

素因数の和:39049

約数の個数: 24

約数和(自身を含む): 3336977280

約数和(自身を除く): 1317998451

約数列:

[1, 3, 7, 9, 21, 63, 839, 2517, 5873, 7551, 17619, 38197, 52857, 114591, 267379, 343773, 802137, 2406411, 32047283, 96141849, 224330981, 288425547, 672992943, 2018978829]

約数ペア:

[(1, 2018978829), (3, 672992943), (7, 288425547), (9, 224330981), (21, 96141849), (63, 32047283), (839, 2406411), (2517, 802137), (5873, 343773), (7551, 267379), (17619, 114591), (38197, 52857)]