18876996

素因数分解:

$2^2\times 3^3\times {\mathrm{277}}^1\times {\mathrm{631}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 49194880

約数和(自身を除く): 30317884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 277, 554, 631, 831, 1108, 1262, 1662, 1893, 2493, 2524, 3324, 3786, 4986, 5679, 7479, 7572, 9972, 11358, 14958, 17037, 22716, 29916, 34074, 68148, 174787, 349574, 524361, 699148, 1048722, 1573083, 2097444, 3146166, 4719249, 6292332, 9438498, 18876996]

約数ペア:

[(1, 18876996), (2, 9438498), (3, 6292332), (4, 4719249), (6, 3146166), (9, 2097444), (12, 1573083), (18, 1048722), (27, 699148), (36, 524361), (54, 349574), (108, 174787), (277, 68148), (554, 34074), (631, 29916), (831, 22716), (1108, 17037), (1262, 14958), (1662, 11358), (1893, 9972), (2493, 7572), (2524, 7479), (3324, 5679), (3786, 4986)]