198140968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{4639}}^1$

素因数の和:4945

約数の個数: 32

約数和(自身を含む): 392544000

約数和(自身を除く): 194403032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 281, 562, 1124, 2248, 4639, 5339, 9278, 10678, 18556, 21356, 37112, 42712, 88141, 176282, 352564, 705128, 1303559, 2607118, 5214236, 10428472, 24767621, 49535242, 99070484, 198140968]

約数ペア:

[(1, 198140968), (2, 99070484), (4, 49535242), (8, 24767621), (19, 10428472), (38, 5214236), (76, 2607118), (152, 1303559), (281, 705128), (562, 352564), (1124, 176282), (2248, 88141), (4639, 42712), (5339, 37112), (9278, 21356), (10678, 18556)]