1220921872

素因数分解:

$2^4\times {\mathrm{19531}}^1\times {\mathrm{3907}}^1$

素因数の和:23446

約数の個数: 20

約数和(自身を含む): 2366262736

約数和(自身を除く): 1145340864

約数列:

[1, 2, 4, 8, 16, 3907, 7814, 15628, 19531, 31256, 39062, 62512, 78124, 156248, 312496, 76307617, 152615234, 305230468, 610460936, 1220921872]

約数ペア:

[(1, 1220921872), (2, 610460936), (4, 305230468), (8, 152615234), (16, 76307617), (3907, 312496), (7814, 156248), (15628, 78124), (19531, 62512), (31256, 39062)]