20199114

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2333}}^1$

素因数の和:2391

約数の個数: 48

約数和(自身を含む): 48425832

約数和(自身を除く): 28226718

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 962, 1443, 2333, 2886, 4329, 4666, 6999, 8658, 13998, 20997, 30329, 41994, 60658, 86321, 90987, 172642, 181974, 258963, 272961, 517926, 545922, 776889, 1122173, 1553778, 2244346, 3366519, 6733038, 10099557, 20199114]

約数ペア:

[(1, 20199114), (2, 10099557), (3, 6733038), (6, 3366519), (9, 2244346), (13, 1553778), (18, 1122173), (26, 776889), (37, 545922), (39, 517926), (74, 272961), (78, 258963), (111, 181974), (117, 172642), (222, 90987), (234, 86321), (333, 60658), (481, 41994), (666, 30329), (962, 20997), (1443, 13998), (2333, 8658), (2886, 6999), (4329, 4666)]