18775089

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 36

約数和(自身を含む): 29835468

約数和(自身を除く): 11060379

約数列:

[1, 3, 9, 17, 41, 51, 73, 123, 153, 219, 369, 657, 697, 1241, 1681, 2091, 2993, 3723, 5043, 6273, 8979, 11169, 15129, 26937, 28577, 50881, 85731, 122713, 152643, 257193, 368139, 457929, 1104417, 2086121, 6258363, 18775089]

約数ペア:

[(1, 18775089), (3, 6258363), (9, 2086121), (17, 1104417), (41, 457929), (51, 368139), (73, 257193), (123, 152643), (153, 122713), (219, 85731), (369, 50881), (657, 28577), (697, 26937), (1241, 15129), (1681, 11169), (2091, 8979), (2993, 6273), (3723, 5043)]