20737421688

素因数分解:

$2^3\times 3^1\times {\mathrm{1289}}^1\times {\mathrm{670333}}^1$

素因数の和:671631

約数の個数: 32

約数和(自身を含む): 51883851600

約数和(自身を除く): 31146429912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1289, 2578, 3867, 5156, 7734, 10312, 15468, 30936, 670333, 1340666, 2010999, 2681332, 4021998, 5362664, 8043996, 16087992, 864059237, 1728118474, 2592177711, 3456236948, 5184355422, 6912473896, 10368710844, 20737421688]

約数ペア:

[(1, 20737421688), (2, 10368710844), (3, 6912473896), (4, 5184355422), (6, 3456236948), (8, 2592177711), (12, 1728118474), (24, 864059237), (1289, 16087992), (2578, 8043996), (3867, 5362664), (5156, 4021998), (7734, 2681332), (10312, 2010999), (15468, 1340666), (30936, 670333)]