18839868

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{4349}}^1$

素因数の和:4394

約数の個数: 36

約数和(自身を含む): 46405800

約数和(自身を除く): 27565932

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 361, 722, 1083, 1444, 2166, 4332, 4349, 8698, 13047, 17396, 26094, 52188, 82631, 165262, 247893, 330524, 495786, 991572, 1569989, 3139978, 4709967, 6279956, 9419934, 18839868]

約数ペア:

[(1, 18839868), (2, 9419934), (3, 6279956), (4, 4709967), (6, 3139978), (12, 1569989), (19, 991572), (38, 495786), (57, 330524), (76, 247893), (114, 165262), (228, 82631), (361, 52188), (722, 26094), (1083, 17396), (1444, 13047), (2166, 8698), (4332, 4349)]