19486518976

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{2190481}}^1$

素因数の和:2190632

約数の個数: 28

約数和(自身を含む): 38946769960

約数和(自身を除く): 19460250984

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 4448, 8896, 2190481, 4380962, 8761924, 17523848, 35047696, 70095392, 140190784, 304476859, 608953718, 1217907436, 2435814872, 4871629744, 9743259488, 19486518976]

約数ペア:

[(1, 19486518976), (2, 9743259488), (4, 4871629744), (8, 2435814872), (16, 1217907436), (32, 608953718), (64, 304476859), (139, 140190784), (278, 70095392), (556, 35047696), (1112, 17523848), (2224, 8761924), (4448, 4380962), (8896, 2190481)]