1288335736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{10477}}^1$

素因数の和:11311

約数の個数: 32

約数和(自身を含む): 2546154000

約数和(自身を除く): 1257818264

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 809, 1618, 3236, 6472, 10477, 15371, 20954, 30742, 41908, 61484, 83816, 122968, 199063, 398126, 796252, 1592504, 8475893, 16951786, 33903572, 67807144, 161041967, 322083934, 644167868, 1288335736]

約数ペア:

[(1, 1288335736), (2, 644167868), (4, 322083934), (8, 161041967), (19, 67807144), (38, 33903572), (76, 16951786), (152, 8475893), (809, 1592504), (1618, 796252), (3236, 398126), (6472, 199063), (10477, 122968), (15371, 83816), (20954, 61484), (30742, 41908)]