20737746

素因数分解:

$2^1\times 3^2\times {\mathrm{457}}^1\times {\mathrm{2521}}^1$

素因数の和:2986

約数の個数: 24

約数和(自身を含む): 45047964

約数和(自身を除く): 24310218

約数列:

[1, 2, 3, 6, 9, 18, 457, 914, 1371, 2521, 2742, 4113, 5042, 7563, 8226, 15126, 22689, 45378, 1152097, 2304194, 3456291, 6912582, 10368873, 20737746]

約数ペア:

[(1, 20737746), (2, 10368873), (3, 6912582), (6, 3456291), (9, 2304194), (18, 1152097), (457, 45378), (914, 22689), (1371, 15126), (2521, 8226), (2742, 7563), (4113, 5042)]