2018981937

素因数分解:

$3^1\times 7^2\times {\mathrm{2003}}^1\times {\mathrm{6857}}^1$

素因数の和:8877

約数の個数: 24

約数和(自身を含む): 3133502496

約数和(自身を除く): 1114520559

約数列:

[1, 3, 7, 21, 49, 147, 2003, 6009, 6857, 14021, 20571, 42063, 47999, 98147, 143997, 294441, 335993, 1007979, 13734571, 41203713, 96141997, 288425991, 672993979, 2018981937]

約数ペア:

[(1, 2018981937), (3, 672993979), (7, 288425991), (21, 96141997), (49, 41203713), (147, 13734571), (2003, 1007979), (6009, 335993), (6857, 294441), (14021, 143997), (20571, 98147), (42063, 47999)]