19005389128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{2729}}^1\times {\mathrm{79139}}^1$

素因数の和:81885

約数の個数: 32

約数和(自身を含む): 38889396000

約数和(自身を除く): 19884006872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 2729, 5458, 10916, 21832, 30019, 60038, 79139, 120076, 158278, 240152, 316556, 633112, 870529, 1741058, 3482116, 6964232, 215970331, 431940662, 863881324, 1727762648, 2375673641, 4751347282, 9502694564, 19005389128]

約数ペア:

[(1, 19005389128), (2, 9502694564), (4, 4751347282), (8, 2375673641), (11, 1727762648), (22, 863881324), (44, 431940662), (88, 215970331), (2729, 6964232), (5458, 3482116), (10916, 1741058), (21832, 870529), (30019, 633112), (60038, 316556), (79139, 240152), (120076, 158278)]