19254340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1657}}^1$

素因数の和:1756

約数の個数: 48

約数和(自身を含む): 46795392

約数和(自身を除く): 27541052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1657, 1660, 2324, 2905, 3314, 5810, 6628, 8285, 11599, 11620, 16570, 23198, 33140, 46396, 57995, 115990, 137531, 231980, 275062, 550124, 687655, 962717, 1375310, 1925434, 2750620, 3850868, 4813585, 9627170, 19254340]

約数ペア:

[(1, 19254340), (2, 9627170), (4, 4813585), (5, 3850868), (7, 2750620), (10, 1925434), (14, 1375310), (20, 962717), (28, 687655), (35, 550124), (70, 275062), (83, 231980), (140, 137531), (166, 115990), (332, 57995), (415, 46396), (581, 33140), (830, 23198), (1162, 16570), (1657, 11620), (1660, 11599), (2324, 8285), (2905, 6628), (3314, 5810)]