18938678792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11326961}}^1$

素因数の和:11326997

約数の個数: 32

約数和(自身を含む): 40777063200

約数和(自身を除く): 21838384408

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 11326961, 22653922, 45307844, 90615688, 124596571, 215212259, 249193142, 430424518, 498386284, 860849036, 996772568, 1721698072, 2367334849, 4734669698, 9469339396, 18938678792]

約数ペア:

[(1, 18938678792), (2, 9469339396), (4, 4734669698), (8, 2367334849), (11, 1721698072), (19, 996772568), (22, 860849036), (38, 498386284), (44, 430424518), (76, 249193142), (88, 215212259), (152, 124596571), (209, 90615688), (418, 45307844), (836, 22653922), (1672, 11326961)]