20794494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5563}}^1$

素因数の和:5664

約数の個数: 32

約数和(自身を含む): 48072960

約数和(自身を除く): 27278466

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 5563, 11126, 16689, 33378, 38941, 77882, 116823, 233646, 495107, 990214, 1485321, 2970642, 3465749, 6931498, 10397247, 20794494]

約数ペア:

[(1, 20794494), (2, 10397247), (3, 6931498), (6, 3465749), (7, 2970642), (14, 1485321), (21, 990214), (42, 495107), (89, 233646), (178, 116823), (267, 77882), (534, 38941), (623, 33378), (1246, 16689), (1869, 11126), (3738, 5563)]