18669768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{4603}}^1$

素因数の和:4638

約数の個数: 48

約数和(自身を含む): 50551920

約数和(自身を除く): 31882152

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 4603, 9206, 13809, 18412, 27618, 36824, 55236, 59839, 110472, 119678, 179517, 239356, 359034, 478712, 718068, 777907, 1436136, 1555814, 2333721, 3111628, 4667442, 6223256, 9334884, 18669768]

約数ペア:

[(1, 18669768), (2, 9334884), (3, 6223256), (4, 4667442), (6, 3111628), (8, 2333721), (12, 1555814), (13, 1436136), (24, 777907), (26, 718068), (39, 478712), (52, 359034), (78, 239356), (104, 179517), (156, 119678), (169, 110472), (312, 59839), (338, 55236), (507, 36824), (676, 27618), (1014, 18412), (1352, 13809), (2028, 9206), (4056, 4603)]