2019797787

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{292343}}^1$

素因数の和:292407

約数の個数: 24

約数和(自身を含む): 3199412736

約数和(自身を除く): 1179614949

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 292343, 877029, 2046401, 6139203, 13740121, 14324807, 41220363, 42974421, 96180847, 288542541, 673265929, 2019797787]

約数ペア:

[(1, 2019797787), (3, 673265929), (7, 288542541), (21, 96180847), (47, 42974421), (49, 41220363), (141, 14324807), (147, 13740121), (329, 6139203), (987, 2046401), (2303, 877029), (6909, 292343)]