26889712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:673

約数の個数: 40

約数和(自身を含む): 55242000

約数和(自身を除く): 28352288

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 197, 304, 394, 449, 788, 898, 1576, 1796, 3152, 3592, 3743, 7184, 7486, 8531, 14972, 17062, 29944, 34124, 59888, 68248, 88453, 136496, 176906, 353812, 707624, 1415248, 1680607, 3361214, 6722428, 13444856, 26889712]

約数ペア:

[(1, 26889712), (2, 13444856), (4, 6722428), (8, 3361214), (16, 1680607), (19, 1415248), (38, 707624), (76, 353812), (152, 176906), (197, 136496), (304, 88453), (394, 68248), (449, 59888), (788, 34124), (898, 29944), (1576, 17062), (1796, 14972), (3152, 8531), (3592, 7486), (3743, 7184)]