19381264

素因数分解:

$2^4\times 7^2\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:500

約数の個数: 60

約数和(自身を含む): 44528400

約数和(自身を除く): 25147136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 59, 98, 112, 118, 196, 236, 392, 413, 419, 472, 784, 826, 838, 944, 1652, 1676, 2891, 2933, 3304, 3352, 5782, 5866, 6608, 6704, 11564, 11732, 20531, 23128, 23464, 24721, 41062, 46256, 46928, 49442, 82124, 98884, 164248, 173047, 197768, 328496, 346094, 395536, 692188, 1211329, 1384376, 2422658, 2768752, 4845316, 9690632, 19381264]

約数ペア:

[(1, 19381264), (2, 9690632), (4, 4845316), (7, 2768752), (8, 2422658), (14, 1384376), (16, 1211329), (28, 692188), (49, 395536), (56, 346094), (59, 328496), (98, 197768), (112, 173047), (118, 164248), (196, 98884), (236, 82124), (392, 49442), (413, 46928), (419, 46256), (472, 41062), (784, 24721), (826, 23464), (838, 23128), (944, 20531), (1652, 11732), (1676, 11564), (2891, 6704), (2933, 6608), (3304, 5866), (3352, 5782)]