20870712

素因数分解:

$2^3\times 3^2\times {\mathrm{289871}}^1$

素因数の和:289883

約数の個数: 24

約数和(自身を含む): 56525040

約数和(自身を除く): 35654328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 289871, 579742, 869613, 1159484, 1739226, 2318968, 2608839, 3478452, 5217678, 6956904, 10435356, 20870712]

約数ペア:

[(1, 20870712), (2, 10435356), (3, 6956904), (4, 5217678), (6, 3478452), (8, 2608839), (9, 2318968), (12, 1739226), (18, 1159484), (24, 869613), (36, 579742), (72, 289871)]