19484528

素因数分解:

$2^4\times 7^1\times {\mathrm{173969}}^1$

素因数の和:173984

約数の個数: 20

約数和(自身を含む): 43144560

約数和(自身を除く): 23660032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173969, 347938, 695876, 1217783, 1391752, 2435566, 2783504, 4871132, 9742264, 19484528]

約数ペア:

[(1, 19484528), (2, 9742264), (4, 4871132), (7, 2783504), (8, 2435566), (14, 1391752), (16, 1217783), (28, 695876), (56, 347938), (112, 173969)]